nur husna ismail, nik ruzyanei nik jaafar, luke sy-cherng woon, manisah mohd ali, rahima dahlan, aimi nur athira putri baharuddin.  (2023).  psychometric properties of the malay-version beck anxiety inventory among adolescent students in malaysia..  - frontiers in psychiatry.  1-6. 

hazli zakaria, imran hussain, nor sa`adah zulkifli, norazimah ibrahim, nuri jailina noriza, michelle wong, nik ruzyanei nik jaafar, hajar mohd. salleh sahimi, muhammad hanif abd latif.  (2023).  internet addiction and its relationship with attention deficit hyperactivity disorder (adhd) symptoms, anxiety and stress among university students in malaysia.  - plos one.  1-11. 

siti hajar shahidin, marhani midin, hatta sidi, chia lip choy, nik ruzyanei nik jaafar, hajar mohd salleh sahimi, nur aishah che roos.  (2022).  the relationship between emotion regulation (er) and problematic smartphone use (psu): a systematic review and meta-analyses.  - international journal of environmental research and public health.  1-26. 

hajar mohd salleh sahimi, mohd hafiz norzan, nik ruzyanei nik jaafar, shalisah sharip, ammar ashraf, kamaleshini shanmugam, nur shahirah bistamam, najat emir mohammad arrif, saathish kumar, marhani midin.  (2022).  excessive smartphone use and its correlations with social anxiety and quality of life among medical students in a public university in malaysia: a cross-sectional study.  - frontiers in psychiatry.  1-13. 

mohamad faez ibrahim, wan salwina wan ismail, nik ruzyanei nik jaafar, ummi kalthum mohd mokhtaruddin, hooi yee ong, nur hidayah abu bakar, hajar mohd salleh sahimi.  (2022).  depression and its association with self-esteem and lifestyle factors among school-going adolescents in kuala lumpur, malaysia.  - frontiers in psychiatry.  1-8. 

asma assa`edah mahmud, hazli zakaria, mohd zaliman mohd yusoff, nik ruzyanei nik jaafar, azlin baharudin, azmi mohd tamil.  (2022).  brief virtual reality exposure therapy and its effects on negative and positive emotions among healthy working adults: a feasibility study.  - alpha psychiatry.  223-229. 

hajar bt m. s. sahimi, shahlini selvarajoo, nik ruzyanei nik jaafar*, shalisah sharip, mohamad ayob ismail, mohd muhaimin hasni, norasyikin a. wahab.  (2021).  adaptability of "management of really sick patients with anorexia nervosa" (marsipan) for extreme anorexia nervosa in a developing country: a case report.  - perspectives in psychiatric care.  786-790. 

wan salwina wan ismail, su tein sim, kit-aun tan, norharlina bahar, normala ibrahim, raynuha mahadevan, nik ruzyanei nik jaafar, azlin baharudin, melisa abdul aziz.  (2020).  the relations of internet and smartphone addictions to depression, anxiety, stress, and suicidality among public university students in klang valley, malaysia.  - perspective psychiatric care.  949-955. 

a kanapathy, nr nik jaafar, ss shaharir, lf chan, m rozita, ss ch`ng.  (2019).  prevalence of cognitive impairment using the montreal cognitive assessment questionnaire among patients with systemic lupus erythematosus: a cross-sectional study at two tertiary centres in malaysia.  - lupus.  854-861. 

ri buji, na abdul murad, lf chan, t maniam, ms mohd shahrir, m rozita, as shamsul, r mohamad hussain, n abdullah, r jamal, nr nik jaafar.  (2018).  suicidal ideation in systemic lupus erythematosus: nr2a gene polymorphism, clinical and psychosocial factors.  - lupus.  . 

chong guan ng, ahmed abousheishaa, sue yin low, nor zuraida zainal, kai shin thong, azizul bin awaluddin, tsui huei loo, sapini binti yacob, nik ruzyanei nik jaafar, nur iwana binti abdul taib, nurul ain binti mohamad kamal, fuad ismail, wan zamaniah wi.  (2023).  a 6-month open-label study of vortioxetine among cancer patients with major depressive disorder (mdd).  - asian pacific journal of cancer prevention.  2583-2591. 

nik ruzyanei nik jaafar, norhaliza abd hamid, nur amirah hamdan, mohd afifuddin mohamad, rama krsna rajandram, raynuha mahadevan, mohd razif mohamad yunus, mohammad farris iman leong bin abdullah.  (2023).  head and neck cancer survivors' perceptions of cancer treatment and posttraumatic growth.  - malaysian journal of medicine and health sciences.  82-88. 

nur husna ismail, nik ruzyanei nik jaafar, luke sy-cherng woon, manisah mohd ali, rahima dahlan, aimi nur athira putri baharuddin.  (2023).  psychometric properties of the malay-version beck anxiety inventory among adolescent students in malaysia..  - frontiers in psychiatry.  1-6. 

hazli zakaria, imran hussain, nor sa`adah zulkifli, norazimah ibrahim, nuri jailina noriza, michelle wong, nik ruzyanei nik jaafar, hajar mohd. salleh sahimi, muhammad hanif abd latif.  (2023).  internet addiction and its relationship with attention deficit hyperactivity disorder (adhd) symptoms, anxiety and stress among university students in malaysia.  - plos one.  1-11. 

bannu jayallan, nor fariza ngah, nurul ilham hussain, nik ruzyanei nik jaafar, azimatun noor aizuddin, meng hsien yong, norshamsiah md din, mae-lynn catherine bastion.  (2023).  impact of postponement of appointments on vision and psychological well-being among outpatients attending ophthalmology clinics: a malaysian perspective.  - cureus.  1-9. 

azwani awang; nazrul anuar nayan; nik ruzyanei nik jaafar; mohd zubir suboh; khairul anuar a rahman; siti nor ashikin ismail.  (2022).  machine learning approach on photoplethysmogram morphology for psychiatric disorders prediction.  - the 5th international conference on communications, signal processing, and their applications.  1-9. 

cesar alfonso, david teo choon liang, jennifer sotsky, kristiana siste, nik ruzyanei nik jaafar, matiko mwita wambura.  (2022).  hiv psychiatry: a practical guide for clinicians.  - .  16. 

nik ruzyanei nik jaafar.  (2006).  panduan mengenali penyakit & rawatan psikiatri.  - .  65. 

hatta sidi, nik ruzyanei nik jaafar, azlin baharudin.  (2021).  managing sexual dysfunction before and during covid-19: the malaysian-indonesian experience.  - .  227. 

mae-lynn catherine bastion;nik ruzyanei binti nik jaafar;norshamsiah binti md. din;azimatun noor binti aizuddin;yong meng hsien.  (2023).  impact of covid-19 movement control order on vision and emotion in outpatients attending ophthalmology clinic.  - .  . 

wan salwina binti wan ismail;nik ruzyanei binti nik jaafar.  (2023).  non suicidal self-harm injury (nssi) and its associated factors among adolescents attending psychiatric clinics in hctm-a cross sectional study.  - .  . 

nik ruzyanei nik jaafar.  (2022).  sexual dysfunction during covid-19 pandemic.  - the 16th congress of asia-oceania federation for sexology (aofs).  1-79. 

luke sy-cherng woon, ismail nur husna, nik jaafar nik ruzyanie.  (2022).  psychometric properties of the malay-version beck anxiety inventory among malaysian adolescent students.  - 22nd wpa world congress of psychiatry.  1. 

dr. luke woon sy-cherng, dr. eu choon leng, dr. nuur asyikin mohd shukor, dr. nurul ain mohamad kamal, dr. tuti iryani mohd daud, a/prof dr chan lai fong, a/prof dr. nik ruzyanei nik jaafar, a/prof dr azlin baharudin.  (2021).  does ketamine reduce suicidal behaviour? the use of serial ketamine infusions in treatment-resistant depression: experience from clinical practice .  - 15th world congress of biological psychiatry.  1-25.