ahmad khaldun ismail, zhi xuan ng, syahirah rezwan eskandar, hamelda tanisha ganaprakasam, zainalabidin mohamed ismail.  (2025).  the frequency, clinical characteristics and outcomes of naja species related injuries in malaysia consulted to remote envenomation consultancy services from 2020–2023.  - plos neglected tropical diseases.  1 - 14. 

asyhok renault abd hamid, vera effa rezar frederic ng, wan chee goh, annuar muhammad zuljamal osman, muhammad nadzmi hadi, ruth sabrina safferi zainalabidin mohamed@ismail, ahmad khaldun ismail.  (2024).  frequency, geographical distribution, clinical characteristics, antivenom utilisation and outcomes of king cobra (ophiophagus hannah) bites in malaysia.  - plos neglected tropical diseases.  1 - 17. 

kim hoon choo, anisah binti adnan, ahmad khaldun ismail.  (2024).  multiple ventricular premature complexes following equatorial spitting cobra (naja sumatrana) envenomation.  - toxicon.  1 - 4. 

si ling yeoh, pheik sian choong, rahmad zakaria, nur azzalia kamaruzaman, sazaroni md rashid, mohd fadhli razali, ahmad khaldun ismail.  (2024).  a case of rotenone poisoning from ingesting derris trifoliata lour. (tuba fruit/pod) in malaysia.  - toxicon.  1-3. 

jia shyi loy, chyi chyi khoo, tilagavahti arumugam, geok hoon ngian, ahmad khaldun ismail.  (2024).  rhabdomyolysis due to unidentified jellyfish envenomation in west malaysian waters.  - toxicon: x.  1-3. 

ahmad khaldun ismail, david a. warrell, scott a. weinstein.  (2024).  concerns regarding the study on mangrove pit viper envenomation in malaysia.  - toxicon.  1 - 2. 

ahmad khaldun ismail, scott a. weinstein, david a. warrell.  (2024).  the importance of comprehensive documentation of snakebite envenoming: is “the ‘devil’ in the details” or in their deficiency?.  - the american journal of emergency medicine.  166 - 167. 

ahmad khaldun ismail, muhammad nadzmi hadi abd hamid, nur alissa ariff, vera effa rezar frederic ng, wan chee goh, nur syafiqah abdul samat, annuar muhammad zuljamal osman, ruth sabrina safferi, zainalabidin mohamed@ismail.  (2023).  frequency, clinical characteristics and outcomes of tropidolaemus species bite envenomations in malaysia.  - plos neglected tropical diseases.  1-10. 

jörg blessmann, soulaphab hanlodsomphou, bounlom santisouk, ralf krumkamp, benno kreuels, ahmad khaldun ismail, mun yee yong, kae yi tan, choo hock tan.  (2023).  experience of using expired lyophilized snake antivenom during a medical emergency situation in lao people's democratic republic -- a possible untapped resource to tackle antivenom shortage in southeast asia.  - tropical medicine & international health.  64-70. 

zulfahimi husain, aji caesar wicaksono, asyhok renault, siti sarah md zhahir, ahmad khaldun ismail.  (2023).  a case of fatal envenomation by a captive puff adder (bitis arietans) in malaysia.  - toxicon.  1-5. 

feng-chen chen, ahmad khaldun ismail, yan-chiao mao, chih-hsiung hsu, liao-chun chiang, chang-chih shih, yuan-sheng tzeng, chin-sheng lin, shing-hwa liu, cheng-hsuan ho.  (2023).  application of sonographic assessments of the rate of proximal progression to monitor protobothrops mucrosquamatus bite-related local envenomation: a prospective observational study.  - tropical medicine and infectious disease.  1-13. 

naresh kumar sivanasworn, geetha anantham, shamsuriani md jamal, munawar mohamed hatta, ahmad khaldun ismail.  (2023).  managing an unidentified jellyfish sting with mixed envenomation syndrome at a noncoastal hospital: is this a new form of jellyfish envenomation?.  - wilderness & environmental medicine.  225-230. 

reza murad qamruddin, ruth sabrina safferi, zainalabidin mohamed@ismail, mohd shukruddeen salleh, muhammad nadzmi hadi abd hamid, vera effa rezar frederic ng, wan chee goh, ahmad khaldun ismail.  (2023).  frequency, geographical distribution and outcomes of pit viper bites in malaysia consulted to remote envenomation consultancy services (recs) from 2017 to 2020.  - plos neglected tropical diseases.  1-10. 

nor safiahani mhd yunin, keshvinder singh, mohd noor nashriq umar othman, vikneswaran govindasamy, ahmad khaldun ismail.  (2023).  naja species bite injury- pathophysiology of envenomation and multidisciplinary approach in management..  - malaysian journal of medicine and health sciences.  435-437. 

wong kcs, ismail ak, al kuddoos nm.  (2022).  a case of myocardial injury in an infant with carbon monoxide poisoning.  - journal of health and translational medicine jummec.  57-60. 

chanthawat patikorn, ahmad khaldun ismail, syafiq asnawi zainal abidin, francis bonn blanco, jörg blessmann, khamla choumlivong, john david comandante, uyen vy doan, zainalabidin mohamed @ ismail, yi yi khine, tri maharani, myat thet nwe, reza murad qamru.  (2022).  situation of snakebite, antivenom market and access to antivenoms in asean countries.  - bmj global health.  1-27. 

patikorn c, blessmann j, thet nwe m, tiglao pjg, vasaruchapong t, maharani t, doan uv, ismail ak, othman i, taychakhoonavudh s, chaiyakunapruk n.  (2022).  estimating economic and disease burden of snakebite in south east asia: a decision analytic model.  - value in health.  S357. 

nor asyikin zukifli, zalikha ibrahim, iekhsan othman, ahmad khaldun ismail, janeyuth chaisakul, wayne c. hodgson, muhamad rusdi ahmad rusmili.  (2022).  in vitro neurotoxicity and myotoxicity of malaysian naja sumatrana and naja kaouthia venoms: neutralization by monovalent and neuro polyvalent antivenoms from thailand.  - plos one.  1-17. 

chanthawat patikorn, jörg blessmann, myat thet nwe, patrick joseph g. tiglao, taksa vasaruchapong, tri maharani, uyen vy doan, syafiq asnawi zainal abidin, ahmad khaldun ismail, iekhsan othman, suthira taychakhoonavudh, nathorn chaiyakunapruk.  (2022).  estimating economic and disease burden of snakebite in asean countries using a decision analytic model.  - plos neglected tropical diseases.  1-17. 

chanthawat patikorn, ahmad khaldun ismail, syafiq asnawi zainal abidin, iekhsan othman, nathorn chaiyakunapruk, suthira taychakhoonavudh.  (2022).  potential economic and clinical implications of improving access to snake antivenom in five asean countries: a cost-effectiveness analysis.  - plos neglected tropical disease.  1-16. 

cheng-hsuan ho, ahmad khaldun ismail, shing-hwa liu, yuan-sheng tzeng, ling-yuan li, feng-cheng pai, chia-wei hong, yan-chiao mao, liao- chun chiang, chin-sheng lin & shih-hung tsai.  (2021).  the role of a point-of-care ultrasound protocol in facilitating clinical decisions for snakebite envenomation in taiwan: a pilot study.  - clinical toxicology.  794-800. 

hajar mohd salleh sahimi, nazirah azman, nik ruzyanei nik jaafar, tuti iryani mohd daud, azlin baharudin, ahmad khaldun ismail, akramul zikri abdul malek, mohd. rohaizat hassan and azmawati mohammed nawi.  (2021).  health anxiety and its correlations with self-perceived risk and attitude on covid-19 among malaysian healthcare workers during the pandemic.  - international journal of environmental research and public health.  1-13. 

aaina iryani mubarak, wan nur aida wan mohd shukri, ahmad khaldun ismail.  (2021).  estimation of local incidence of jellyfish envenomation in developed marine coastal areas and large populated island on the western coast of peninsular malaysia using case surveillance of government...  - international maritime health.  93-98. 

kevin chuing shen wong, ahmad khaldun ismail, siti sarah md zhahir, ida zarina zaini.  (2021).  evaluation of the confidence and competency of house officers in rapid sequence intubation (eccho-rsi) in emergency department of hospital canselor tuanku muhriz, universiti kebangsaan malaysia medica.  - sains malaysiana.  5011-5027. 

mokhtar, a.s., muslimin, m., mat-saat, a.y., ghazali, a-r.m., ismail, a.k., abdul-aziz, n.m.  (2021).  bite envenomation by latrodectus geometricus (araneae: theridiidae) spiders in malaysia.  - tropical biomedicine.  1-10. 

patikorn c, leelavanich d, ismail ak, othman i, taychakhoonavudh s, chaiyakunapruk n.  (2020).  global systematic review of cost of illness and economic evaluation studies associated with snakebite.  - journal of global health.  1-16. 

aaina iryani mubarak, wan nur aida wan muhammad shukri, ahmad khaldun ismail.  (2020).  a rare case of an acute on chronic thoracoabdominal aortic dissection.  - journal of health and translational medicine.  103-106. 

kae yi tan, tzu shan ng, aymeric bourges, ahmad khaldun ismail, tri maharani, sumana khomvilai, visith sitprija, nget hong tan, choo hock tan.  (2020).  geographical variations in king cobra (ophiophagus hannah) venom from thailand, malaysia, indonesia and china: on venom lethality, antivenom immunoreactivity and in vivo neutralization.  - acta tropica.  1-7. 

nur aizahakiki shafie, hamid fauzi, mohd shahezwan abd wahab, mohd zaki fadzil senek, ahmad khaldun ismail,.  (2020).  the prevalence of hypersensitivity reactions to snake antivenoms administered in sultanah nur zahirah hospital from 2013 to 2016.  - medical journal malaysia.  216-220. 

choo hock tan, kae yi tan, tzu shan ng, evan s.h. quah , ahmad khaldun ismai, sumana khomvilai, visith sitprija and nget hong tan.  (2019).  venomics of trimeresurus (popeia) nebularis, the cameron highlands pit viper from malaysia: insights into venom proteome, toxicity and neutralization of antivenom.  - toxins.  1-18. 

wan nor aida wan mohd shukri, ng von how, ahmad khaldun ismail.  (2019).  a case of cough induced rib fracture with subcutaneous emphysema and pneumothorax.  - medical journal of malaysia.  551-552. 

adawiyah md ashar, meng chun lam, suhaila zainudin, ahmad khaldun ismail.  (2019).  a mobile-based clinical decision support model design for remote snakebite management consultation in malaysia.  - journal of computational and theoretical nanoscience.  2223-2232. 

ahmad khaldun ismail, yap yah yun, gita mahardhika, ainun abdul ghani, nurul saadah ahmad, abdul karim mustafa, shamsuriani md jamal, rosdiadee nordin and nasharuddin zainal.  (2018).  the effectiveness of a navigation system for ambulance service in kuala lumpur, malaysia.  - malaysian journal of public health medicine.  . 

rasyida zainun, meng chun lam, khairul azmi abu bakar, ahmad khaldun ismail.  (2018).  user experience model for remote envenomation consultation mobile application with decision support ability.  - international journal on advanced science, engineering and information technology.  . 

choo hocktan, jia lee liew, nget hong tan, ismail ahmad khaldun, tri maharani, sumana khomvilai, visith sitprija.  (2017).  cross reactivity and lethality neutralization of venoms of indonesian trimeresurus complex species by thai green pit viper antivenom.  - toxicon.  32-37. 

suzaily wahab, rosdinom razali, ahmad khaldun ismail, mohammad arif kamarudin, noorlaili mohd tohit, ruth packiavathy rajen durai, nabishah mohamad, harlina halizah siraj.  (2015).  training standardized patients for undergraduate psychiatry examinations: experience of a malaysian university.  - malaysian journal of medicine and health sciences.  29-34. 

ahmad k ismail, muhammad a abdul ghafar, noor shaza a shamsuddin, nurul a roslan, hilwani kharuddin, nik a nik muhamad.  (2015).  the assessment of acute pain in pre-hospital care using verbal numerical rating and visual analogue scales.  - the journal of emergency medicine.  287-293. 

s a weinstein, r griffin, a k ismail.  (2014).  non-front-fanged colubroid (`colubrid`) snakebites: three cases of local envenoming by the mangrove or ringed cat-eyed snake (boiga dendrophila; colubridae, colubrinae), the western beaked snake (rham.  - clinical toxicology.  52(4):277-82. 

nazhatul m. ahmad nasarudin, ismail mohd saiboon and ahmad k. ismail.  (2013).  the role of an emergency department short-stay ward in the management of dengue fever: a case-control study in a university hospital.  - european journal of emergency medicine.  20(5):335-338. 

ahmad khaldun ismail, scott a. weinstein.  (2012).  response to letter entitled "cardiac toxicity following cobra envenomation".  - clinical toxicology.  50(9):863. 

ahmad khaldun ismail, nina ilani mohd salleh, nur aslina hamdan, masmuna idayu mohd jawi, siti nailah abdul razak, shamsuriani md jamal, shamsul azhar shah..  (2012).  the use of warning lights and siren by the ambulance crew in the universiti kebangsaan malaysia medical centre.  - european journal of emergency medicine.  9(60):408-409. 

ahmad khaldun ismail, scott a. weinstein, mark auliya & prakashrao appareo..  (2012).  ventricular bigeminy following a cobra envenomation.  - clinical toxicology.  50(6):518-521. 

toh leong tan, ahmad khaldun ismail, kien woo kong, nor khatijah ahmad.  (2012).  bitten by the "flying" tree snake, chrysopelea paradisi.  - journal of emergency medicine.  42(4):420-3. 

sm jamal, sm fathil, mm nidzwani, ak ismail, fm yatim.  (2011).  intravenous ketamine is as effective as midazolam/fentanyl for procedural sedation and analgesia in the emergency department.  - medical journal of malaysia.  66(3):231-233. 

s m fathil, n s c soong, n m a mustafa, a arith, w n ng, n a bahrum, n a aszeme, zulkernain ahmad, a k ismail.  (2011).  audit of pain management in the emergency department.  - medical journal of malaysia.  66(2):89-91. 

shahridan mohd. fathil, siti nidzwani mohd. mahdi, zuraidah che` man, azhana hassan, zulkernain ahmad, ahmad khaldun ismail.  (2010).  a prospective study of tracheal intubation in an academic emergency department in malaysia.  - international journal of emergency medicine.  3(4):233-237. 

ahmad khaldun ismail, scott a.weinstein, mark auliya, dazlin masdiana sabardin, teodoro j. herbosa, ismail mohd saiboon, julian white..  (2010).  a bite by the twin-barred tree snake, chrysopelea pelias (linnaeus, 1758).  - clinical toxicology.  48(3):222-226.