siti salmiah mohd yunus, syed nabil, muhd fazlynizam rashdi, abd jabar nazimi, rifqah nordin, huann lan tan, oteh maskon, hamat h. che hassan, tzar mohd nizam khaithir, aznida firzah abdul aziz, yee guan ng, ridwan yeop ismail, roszalina ramli.  (2023).  perception regarding the nice guideline on antibiotic prophylaxis against infective endocarditis following dental procedures: a cross-sectional study.  - antibiotics.  1-15. 

mohd redhuan abdul muin, saharuddin ahmad, mohd hafidzul jasman, aznida firzah abdul aziz, mohd fairuz ali, zulkifli md zainuddin.  (2023).  improving erectile dysfunction management among asian men with diabetes using the knowledge translation intervention.  - annals of family medicine.  502-507. 

nur syazana mad tahir, aniza ismail, syed mohamed aljunid, aznida firzah abdul aziz, amirah azzeri , ahmed abdelmajed alkhodary.  (2023).  estimating the economic burden of influenza on the older population in malaysia.  - plos one.  1-13. 

syed mohamed aljunid, nur syazana mad tahir, aniza ismail, aznida firzah abdul aziz, amirahazzeri, s.a. zafrah, azimatun noor aizuddin.  (2023).  cost efectiveness of quadrivalent influenza vaccines in the elderly population of malaysia.  - scientifc reports.  1-10. 

mohammad husni jamal, aznida firzah abdul aziz, azimatun noor aizuddin, syed mohamed aljunid.  (2023).  gatekeepers in the health financing scheme: assessment of knowledge, attitude, practices, and participation of malaysian private general practitioners in the peka b40 scheme.  - plos one.  1-23. 

radhiyah hussin, aznida firzah abdul aziz, mohd fairuz ali, ezura madiana md monoto, hs arvinder singh, alabed ali ahmed alabed, wan asyraf wan zaidi, norlinah ibrahim.  (2023).  stroke riskometer application (sratm) influence on lifestyle changes of home bound familial malaysian stroke caregivers: a randomised controlled trial in a primary care based longer term stroke care facility..  - bmc primary care.  1-10. 

mohd fairuz ali, nur iman suraiya jaafar, thayaletchumy gophala krishnan, mohamad azizi mohamad zulkifle, nur khairunnisa khaidzir, teh rohila jamil, zuraidah che man and aznida firzah abdul aziz.  (2023).  dementia awareness among elderly at risk for developing mild cognitive impairment: a cross sectional study at a university-based primary care clinic.  - bmc geriatrics.  1-11. 

norhayati aziz, aznida firzah abdul aziz, mohd fairuz ali, junita harizon aris.  (2023).  dementia detection practice among primary care practitioners: a cross-sectional study in hulu langat district, selangor.  - medical journal of malaysia.  225-233. 

rahmah rambli, aznida firzah abdul aziz, azimatun noor aizuddin.  (2023).  benefits and challenges of teleconsultation service for noncommunicable disease follow-up in public healthcare clinics in malaysia: a qualitative study.  - medical journal of malaysia.  449-457. 

benjamin teh wee chuan, aznida firzah abdul aziz, mohd fairuz ali.  (2023).  perception, views, and barriers of primary care doctors regarding screening of depression among elderly patients attending public healthcare clinics in kuching district: a qualitative study.  - medical journal of malaysia.  301-307. 

aznida firzah abdul aziz, khor swee kheng.  (2023).  strategic purchasing in the malaysian public healthcare system: current status and challenges to implementation.  - malaysian journal of public health medicine.  170-172. 

aisyah kamal, johanes dedi kanchau, nur syahirah shahuri,mohamed-syarif mohamed-yassin, noorhida baharudin, suraya abdul razak, siti fatimah badlishah-sham, hasidah abdul-hamid, aznida firzah abdul aziz, alyaa al-khateeb , yung an chua, et al.  (2023).  case series of genetically confirmed index cases of familial hypercholesterolemia in primary care.  - american journal of case reports.  1-12. 

azimatun noor aizuddin, fayiza manzoor ahmed, aznida firzah abdul aziz, siti athirah zafirah, syed mohamed aljunid.  (2023).  budget impact analysis of the anticoagulant edoxaban (lixiana®).  - journal of health science and medical research.  99. 

haliza hasan, aznida firzah abdul aziz, nor azlin mohd nordin, syed mohamed aljunid.  (2023).  impacts of community-based rehabilitation program (centre-based care vs. home-based care) on health outcomes among children with disabilities in east coast region of peninsular malaysia.  - journal of health science and medical research.  98. 

siti athirah zafirah, amirah azzeri, hafiz jaafar, aznida firzah abdul aziz, syed mohamed aljunid.  (2023).  cost-effectiveness analysis of introducing maternal tetanus, diphtheria, and pertussis (tdap) vaccination during pregnancy to prevent childhood infections in malaysia.  - journal of health science and medical research.  96. 

rahmah rambli, aznida firzah abdul aziz, azimatun noor aizuddin.  (2023).  teleconsultation service for non-communicable disease (ncd) follow up in malaysia: benefits and challenges of primary healthcare providers.  - journal of health science and medical research.  61. 

mohammad husni jamal, aznida firzah abdul aziz, azimatun noor aizuddin, syed mohamed aljunid.  (2023).  knowledge, attitude, practices and participation in peka b40 scheme: assessment of readiness of malaysian private general practitioners in a national health financing scheme.  - journal of health science and medical research.  59. 

nurziilal mazlan, mohd fairuz ali, aznida firzah abdul aziz.  (2023).  cognitive impairment among elderly patients with polypharmacy attending an urban based primary care clinic.  - journal of health science and medical research.  112. 

norhayati aziz, aznida firzah abdul aziz, mohd fairuz ali, junita harizon aris.  (2023).  cognitive evaluation practice among primary care practitioners in hulu langat district, selangor.  - journal of health science and medical research.  62. 

n.a. mohd norwir, s. mohd said, t.n. mohd dom, a.f. abdul aziz.  (2022).  identification of diabetes risks in periodontitis patients and their compliance to referral for shared care interventions: preliminary findings from the ukm-drip trial.  - journal of clinical periodontology.  96-97. 

chee mun chan, marjorie jia yi ong, adam aiman zakaria, monikha maria visusasam, mohd fairuz ali, teh rohaila jamil, azimatun noor aizuddin, aznida firzah abdul aziz.  (2022).  assessment of dementia knowledge and its associated factors among final year medical undergraduates in selected universities across malaysia.  - bmc geriatrics.  1-10. 

afendi hamat, azhar jaludin, tuti ningseh mohd-dom, haslina rani, nor aini jamil, aznida firzah abdul aziz.  (2022).  diabetes in the news: readability analysis of malaysian diabetes corpus.  - international journal of environmental research and public health.  1-10. 

mohd naqiuddin johar, nor azlin mohd nordin, aznida firzah abdul aziz.  (2022).  the effect of game-based in comparison to conventional circuit exercise on functions, motivation level, self-efficacy and quality of life among stroke survivors.  - medicine.  1-7. 

nur syazana mad tahir, aniza ismail, aznida firzah abdul aziz, syed mohamed aljunid, petrick periyasamy, hazlina mahadzir, fauzi md anshar, mohd faudzi abdullah, wong ping foo, ho bee kiau, mohd fairuz ali, rizah mazzuin razali.  (2022).  clinical pathway for influenza in the elderly: a comprehensive management protocol of malaysia.  - asia-pacific journal of health management.  1-14. 

muhammad husni jamal, aznida firzah abdul aziz, azimatun noor aizuddin, syed mohamed aljunid.  (2022).  successes and obstacles in implementing social health insurance in developing and middle-income countries: a scoping review of 5-year recent literatures.  - frontiers in public health.  1-13. 

ambigga krishnapillai, halyna lugova, mainul haque, suthahar ariaratnam, aznida firzah binti abdul aziz, mohammad nazmul hasan mazi, sapna shridhar patil, aqil m. daher, suhaila muhammad ali, nor azlina a. rahman, nor iza a. rahman, kona chowdhur.  (2022).  the shock of the sars cov2 pandemic on health professionals' education: a pilot qualitative study in malaysia.  - journal of applied pharmaceutical science.  161-171. 

aznida firzah abdul aziz, tuti ningseh mohd dom, norlaila mustafa, abdul hadi said, rasidah ayob, salbiah mohamed isa, ernieda hatah, sharifa ezat wan puteh, mohd farez fitri mohd alwi.  (2022).  screening for type 2 diabetes and periodontitis patients (codapt myc): a multidisciplinary care approach.  - bmc health services research.  1-8. 

aida jaffar, sherina mohd sidik, aznida firzah abdul aziz, aidalina mahmud, rosliza abd manaf.  (2021).  protocol for economic evaluation on mhealth app for managing urinary incontinence among pregnant women: single centre assessor blinded pilot feasibility randomised controlled trial.  - malaysian journal of public health medicine.  29. 

benjamin teh, aznida firzah abdul aziz, mohd fairuz ali.  (2021).  perception and views of primary care doctors regarding screening of depression among elderly patients attending public healthcare clinics in kuching district: a qualitative study.  - malaysian journal of public health medicine.  31. 

swee hung ang, wen yea hwong, michiel l. bots, sheamini sivasampu, aznida firzah abdul aziz, fan kee hoo, ilonca vaartjes.  (2021).  risk of 28-day readmissions among stroke patients in malaysia (2008 to 2015): trends, causes and its associated factors.  - plos one.  1-14. 

nur syazana mt, aniza ismail, aznida firzah abdul aziz, syed mohamed aljunid.  (2021).  the development of the clinical pathway for influenza among the elderly at a tertiary teaching hospital in kuala lumpur, malaysia.  - malaysian journal of public health medicine.  5. 

haliza hasan, aznida firzah abdul aziz, syed mohamed aljunid.  (2021).  parents' and caregivers' satisfaction with community-based rehabilitation (cbr) services for children with disability in east coast states in peninsular malaysia.  - health & social care in the community.  215-226. 

ozdalifah omar, aznida firzah abdul aziz, mohd fairuz ali, saidatul ezy hazika ali ja, md parvez eusof izzudin.  (2021).  caregiver depression among home-bound stroke patients in an urban community.  - cureus.  1-9. 

norhayati aziz, mohd fairuz ali, aznida firzah abdul aziz.  (2021).  practice of dementia detection and its associated factors among primary care doctors in public health clinics in hulu langat district, selangor.  - malaysian journal of public health medicine.  8. 

benjamin teh, aznida firzah abdul aziz, mohd fairuz ali.  (2021).  perception and views of primary care doctors regarding screening of depression among elderly patients attending public healthcare clinics in kuching district: a qualitative study.  - malaysian journal of public health medicine.  31. 

rahmah rambli, aznida firzah abdul aziz.  (2021).  barriers and challenges of teleconsultation service for non-communicable disease (ncd) follow up during covid-19 pandemic in malaysia.  - malaysian journal of public health medicine.  24. 

azera hasra ismail, sharifa ezat wan puteh, aznida firzah abdul aziz.  (2021).  concept paper on cost analysis and quality of life for caregivers and stroke patients managed in community: the development of conceptual framework.  - annals of the romanian society for cell biology.  3150-3162. 

rizky namora puteri harahap, aznida firzah abdul aziz, wan fadhilah wan ismail.  (2021).  determinants of colorectal carcinoma screening amongst patients attending a public primary care health centre in johor bahru.  - medical journal of malaysia.  346-352. 

mohd hafiz ridzuan , mohd fairuz ali , chai-eng tan , aznida firzah abdul aziz.  (2021).  traditional and complementary medicine use during postpartum period: a cross-sectional analysis at a rural, public maternal and child health clinic in west malaysia.  - cureus.  1-10. 

nur adila mohd norwir, tuti ningseh mohd dom, aznida firzah abdul aziz, shahida mohd said.  (2021).  oral health-related quality of life and dental problems during the malaysian movement control order (mmco).  - malaysian journal of public health medicine.  10. 

norhayati aziz, mohd fairuz ali, aznida firzah abdul aziz.  (2021).  practice of dementia detection and its associated factors among primary care doctors in public health clinics in hulu langat district, selangor.  - malaysian journal of public health medicine.  8. 

chong pui kei, nor azlin mohd nordin, aznida firzah abdul aziz.  (2021).  family caregiver-mediated home-based therapy as an approach for continued stroke rehabilitation during covid 19 pandemic.  - malaysian journal of public health medicine.  14. 

mohammad husni jamal, aznida firzah abdul aziz, azimatun noor aizuddin, syed mohamed aljunid.  (2021).  can the 1care concept of national health insurance for malaysia be revived?.  - malaysian journal of public health medicine.  13. 

sarah liyana m abd rani, aznida firzah abdul aziz, tuti ningseh mohd dom.  (2021).  effectiveness of educational intervention in improving dental clinic attendance and glycaemic control of diabetes patients (ukm-dare trial).  - malaysian journal of public health medicine.  23. 

rahmah rambli, aznida firzah abdul aziz.  (2021).  barriers and challenges of teleconsultation service for non-communicable disease (ncd) follow up during covid-19 pandemic in malaysia.  - malaysian journal of public health medicine.  24. 

noor mikraz mohamad isa, aznida firzah abdul aziz.  (2020).  lower urinary tract symptoms: prevalence and factors associated with help-seeking in male primary care attendees.  - korean journal of family medicine.  256-262. 

aznida firzah abdul aziz, nor azlin mohd nordin, amrizal muhd nur, saperi sulong, syed mohamed aljunid.  (2020).  the integrated care pathway for managingpost stroke patients (icapps©) in publicprimary care healthcentres in malaysia:impact on quality adjusted life years(qalys) and cost effectiveness analysis.  - bmc geriatrics.  1-10. 

aznida firzah abdul aziz, tan chai eng, mohd fairuz ali, syed mohamed aljunid.  (2020).  the adaptation and validation of the satisfaction with stroke care questionnaire (homesat)(sasc10-my) for use in public primary healthcare facilities caring for long- term stroke survivors residing.  - health and quality of life outcomes.  1-10. 

aznida firzah abdul aziz, tuti ningseh mohd dom, norlaila mustafa, shahida mohd said, sharifa ezat wan puteh, ernieda md hatah, abdul hadi said, mohd farez fitri mohd alwi.  (2020).  screening for diabetes among periodontitis patients (codapt-my©): care pathway for bridging primary care with dental care services in malaysia.  - journal of health science and medical research.  57. 

wan siti nur shafiqa wan musa, mohd ibrahim shapiai, hilman fauzi, aznida firzah abdul aziz.  (2020).  vascular dementia classification based on hilbert huang transform as feature extractor.  - indonesian journal of electrical engineering and computer science.  968-974. 

mohammad husni jamal, aznida firzah abdul aziz, azimatun noor aizuddin, syed mohamed aljunid..  (2020).  social health insurance as an option for health financing: a literature review.  - journal of health and medical research.  69. 

chai-eng tan, may-yin hi, nur sarah azmi, nur khairina ishak, nur fathin a. mohd farid, aznida firzah abdul aziz.  (2020).  caregiving self-efficacy and knowledge regarding patient positioning among malaysian caregivers of stroke patients.  - cureus.  1-12. 

chong pui kei, nor azlin mohd nordin, aznida firzah abdul aziz.  (2020).  the effectiveness of home-based therapy on functional outcome, self-efficacy and anxiety among discharged stroke survivors.  - medicine.  1-6. 

noor hazilah omar, nor azlin mohd nordin, chai siaw chui, aznida firzah abdul aziz.  (2020).  functionality among stroke survivors with upper limb impairment attending community-based rehabilitation.  - medical journal of malaysia.  95-100. 

wisam kamil, ooi yow hian, shahida mohd said, siti lailatul akmar zainuddin, haslinda ramli, erni noor, rasidah ayob, aznida firzah abdul aziz, aniza ismail, saperi sulong and tuti ningseh mohd dom.  (2018).  development of clinical pathway for non-surgical management of chronic periodontitis.  - malaysian journal of public health medicine.  26-32. 

radhiyah hussin, ezura madiana md monoto, mohd fairuz ali, aznida firzah abdul aziz.  (2018).  would knowing your risk for getting stroke make you change your lifestyle? a proposal for a pilot randomized controlled trial among malaysian urban-dwelling stroke caregivers.  - malaysian journal of public health medicine.  . 

chai-eng tan, aznida firzah abdul aziz, may-yin hi, nur sarah a azmi, nur khairina ishak, fathin alyaa mohamad farid, mohammad nazri zulkafli.  (2018).  validation of the caregiving knowledge questionnaire-my: measuring knowledge regarding positioning and feeding among malaysian caregivers of stroke patients.  - indian journal of palliative care.  . 

azera hasra ismail, aznida firzah abdul aziz, sharifa ezat wp.  (2018).  costs of medical care among stroke patients living in the community: a literature review.  - malaysian journal of public health medicine.  51. 

aznida firzah abdul aziz, mohd fairuz ali, mohammad fhaisol yusof, zuraidah che man, saperi sulong, syed mohamed aljunid.  (2018).  profile and outcome of post stroke patients managed at selected public primary care health centres in peninsular malaysia: a retrospective observational study.  - scientific reports.  . 

hi mohd zahari, im tew, af abdul aziz, tn md dom, m shahida.  (2018).  quality of life and oral hygiene improvement following oral-hygiene intervention for post-stroke patients in the primary health care clinic.  - journal of clinical periodontology.  . 

haliza hasan, syed mohamed aljunid, sharifa ezat wp, aznida firzah abdul aziz, amrizal muhd nur, nor azlin mohd nordin and nurul anisah jaafar.  (2018).  parents and caregivers costs of community-based rehabilitation (cbr) programme for disabled children in east coast region of peninsular malaysia.  - malaysian journal of public health medicine.  . 

aznida firzah abdul aziz, nor azlin mohd nordin, mohd fairuz ali, noor azah abd aziz, saperi sulong, syed mohamed aljunid.  (2017).  the integrated care pathway for post stroke patients (icapps): a shared care approach between stakeholders in areas with limited access to specialist stroke care services.  - bmc health services research.  1-11. 

rosdinom razali, julianita ariffin, aznida firzah abdul aziz, sharifah ezat wan puteh, suzaily wahab, tuti iryani mohd daud.  (2016).  sleep quality and psychosocial correlates among elderly attendees of an urban primary care centre in malaysia.  - neurology asia.  265 - 273. 

haliza h, syed mohamed aljunid, sharifa ezat wp, aznida firzah, amrizal mn, nor azlin mn.  (2016).  cost of community-based rehabilitation for children with disabilities from parents` and caretakers` perspective: comparing centre-based and home-based programme.  - malaysian journal of public health medicine.  34. 

nor azlin mohd nordin, ng yern yern, aznida firzah abdul aziz, raymond seow soo huai, devinder kaur ajit singh.  (2016).  is community-based rehabilitation beneficial in improving physical function and health status among chronic stroke survivors? a malaysian experience..  - malaysian journal of public health medicine.  204-210. 

mohd fairuz ali, aznida firzah abdul aziz, mohd radzniwan rashid, zuraidah che man, amnor aidiliana amir, lim yinn shien, nurul shahida ramli, nur asilah anez zainal abidin.  (2015).  usage of traditional and complementary medicine (t&cm): prevalence, practice and perception among post stroke patients attending conventional stroke rehabilitation in a teaching hospital in malaysia.  - medical journal of malaysia.  18-23. 

mohd radzniwan ar, mohd fairuz ali, khairul anwar ar, farah adibah ms, lau pl, chia ck, aznida firzah abdul aziz..  (2015).  the prevalence of internet addiction among malaysian medical students studying at universiti kebangsaan malaysia (ukm).  - brunei international medical journal.  44. 

aznida firzah abdul aziz, nor azlin mohd nordin, mohd fairuz ali, noor azah abd aziz, saperi sulong, syed mohamed aljunid.  (2015).  a consensus recommendation for rehabilitation of post stroke patients at community level: the icappsrehab.  - brunei international medical journal.  s20-s21. 

zuraidah cm, fairuz ma, aznida faa, nor shahrina mz.  (2015).  validation of dysphagia self test for screening among post stroke patients in outpatient setting.  - brunei international medical journal.  s37. 

syahnaz mh, aznida faa, lee tg, heng xm, mohd hafizuddin, wan fashniwazi, nur farahain, musfirah, norfazilah a.  (2015).  self-care practices in elderly with diabetes and its association with diabetes-related distress.  - malaysian family physician.  23. 

aznida f abdul aziz, nor azlin mohd nordin, noor abd aziz, suhazeli abdullah, saperi sulong, syed m aljunid.  (2014).  care for post-stroke patients at malaysian public health centres: self-reported practices of family medicine specialists.  - bmc family practice.  15:40. 

nor azlin mohd nordin, noor azah abd aziz, aznida firzah abdul aziz, devinder kaur ajit singh, nor aishah omar othman, saperi sulong and syed mohamed aljunid.  (2014).  exploring views on long term rehabilitation for people with stroke in a developing country: findings from focus group discussions.  - bmc health services research.  118. 

af abdul aziz, mf ali, ns mohd zawawi, h hussain, rm kamal, z che`man, na aziz, sm aljunid.  (2013).  managing the post stroke patient in the community: helping primary care doctors to screen for swallowing disorders using the icapps-swallow.  - cerebrovascular diseases.  35(S3):482. 

af abdul aziz, na aziz, mohd nordin, bs saperi, sm aljunid.  (2013).  promoting seamless transfer-of-care for stroke patients in primary care: development of the integrated care pathway for post stroke (icapps) services in developing countries.  - cerebrovascular diseases.  35(S3):482. 

aznida firzah abdul aziz, noor azah abd aziz, nor azlin mohd nordin, mohd fairuz ali, saperi sulong, syed mohamed aljunid.  (2013).  what is next after transfer of care from hospital to home for stroke patients? evaluation of a community stroke care service based in primary care clinic.  - journal of neurosciences in rural practice.  4(4):413-420. 

zurraini arabi, noor azah aziz, aznida firzah abdul aziz, rosdinom razali and sharifa ezat wan puteh.  (2013).  early dementia questionnaire (edq): a new screening instrument for early dementia in primary care practice.  - bmc family practice.  14:49. 

na aziz, af abdul aziz, mf ali, bs saperi, sm aljunid.  (2013).  from acute care to a primary care-led post stroke service for patients residing at home: doing away with `blanket referrals`!.  - cerebrovascular diseases.  35(suppl 3):1-2. 

faa aznida, nor mn azlin, mn amrizal, s saperi and sm aljunid.  (2012).  the cost of treating an acute ischaemic stroke event and follow-up at a teaching hospital in malaysia: a casemix costing analysis.  - bmc health services research.  12(Suppl 1):P6. 

aznida firzah abdul aziz, nor azah aziz, saperi sulong, syed mohamed aljunid.  (2012).  the post discharge stroke care services in malaysia: a pilot analysis of self-reported practices of family medicine specialists at public health centres.  - bmc public health.  12(Suppl 2):A1. 

tuti ningseh mohd dom, shahida mohd said, aznida firzah abdul aziz, mohd rizal abdul manaf, syed mohamed aljunid.  (2012).  periodontal disease as an indicator of chronic non-communicable diseases: evidence from literatures.  - bmc public health.  12(Suppl 2):A26. 

aziz na, fatimah ab, aznida faa, hamid mza, syanaz mh, zuhra h, mustafa n.  (2012).  the association of various risk factors and plantar pressures in the development of peripheral neuropathy amongst diabetic patients attending outpatient clinics.  - international medical journal.  19(1):33-36. 

m fairuz ali, na aziz, afa aziz, am rizal, s azmin.  (2012).  early functional recovery of ischaemic stroke patients after 3 months of transfer of care from hospital to the community: a prospective observational study.  - cerebrovascular diseases.  34(suppl 1): 46. 

aznida faa, asriah i, zazalina m, aziz na.  (2010).  the care of long term stroke in a community: what do we need? the development of a pilot model for community based long term stroke clinic in malaysia.  - international journal of stroke.  5(S1):40. 

nashrah h, fadilah az, aziz na, zulkarami an, aznida faa, maryam a, katijjah ma.  (2010).  post discharged rehabilitation intervention to post-stroke patients: implementing a structured multidisciplinary approach in a combined stroke rehabilitation clinic patients in malaysia-a pilot projec.  - international journal of stroke.  5(1):42. 

mohd radzniwan a rashid, aznida firzah abdul aziz, saharuddin ahmad, shamsul azhar shah, ismail sagap.  (2009).  colorectal cancer patients in a tertiary referral centre in malaysia: a five year follow-up review.  - asian pacific journal of cancer prevention.  10(6):1163-1166. 

a julianita, aznida firzah aa, ms hamzah, wp sharifa ezat.  (2009).  sleep profile of elderly patients attending an urban primary care clinic: a cross sectional study.  - malaysian family physician.  4(Suppl 2):49. 

noorzurani mhr, aziz n, abdul aziz af, abd hamid mz, mohamed m, othman s, hussin n.  (2009).  the need for `good clinical practice` in health care research.  - south african family practice.  51(3):202-205.