shiao ling ling, nik ruzyanei nik jaafar , kit-aun tan , norharlina bahar, azlin baharudin, ahmad izzat ahmad tajjudin.  (2021).  psychometric properties of the malay version of the internet gaming disorder scale-short form (igds9-sf-m): evidence from a sample of malaysian undergraduates.  - international journal of environmental research and public health.  1-9. 

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. 

nik ruzyanei nik jaafar, norharlina bahar, normala ibrahim, azlin baharudin, wan salwina wan ismail, su tein sim, melisa abdul aziz, kit-aun tan.  (2021).  are malaysian youths overdependant on the internet?: a narrative review.  - frontiers in psychiatry.  1-7. 

nurazah ismail, ahmad izzat tajjudin, hafiz jaafar, nik ruzyanei nik jaafar, azlin baharudin and normala ibrahim.  (2021).  the relationship between internet addiction, internet gaming and anxiety among medical students in a malaysian public university during covid-19 pandemic.  - international journal of environmental research and public health.  1-12. 

nik ruzyanei nik jaafar, norharlina bahar, normala ibrahim, wan salwina wan ismail, and azlin baharudin..  (2017).  excessive internet use in young women: what are the implications?.  - current opinion in psychiatry.  . 

nik ruzyanei nik jaafar, siti hazrah selamat din, suriati mohamed saini, siti nor aizah ahmad, marhani midin, hatta sidi, umi adzlin silim, azlin baharudin.  (2014).  clinical depression while caring for love one with breast cancer.  - comprehensive psychiatry.  55(S1):S52-S59. 

rahima dahlan, marhani midin, shamsul azhar shah, nik ruzyanei nik jaafar, fairuz nazri abdul rahman, azlin baharudin, srijit das, hatta sidi.  (2014).  functional remission and employment among patients with schizophrenia in malaysia.  - comprehensive psychiatry.  55(S1):S46-S51. 

nik ruzyanei nik jaafar, noormazita mislan, salina abdul aziz, azlin baharudin, normala ibrahim, marhani midin, srijit das, and hatta sidi.  (2013).  risk factors of erectile dysfunction in patients receiving methadone maintenance therapy.  - journal of sexual medicine.  10(8):2069-2076.