muhammad azrai abu, fazilah abdul hamid, mohd helmy mokhtar, abdul kadir abdul karim, nor haslinda abd aziz, azantee yazmie abdul wahad and mohd faizal ahmad.  (2023).  endometrial avb3 integrin expression in obese women with polycystic ovarian syndrome (pcos) following progesterone therapy.  - medical journal of malaysia.  83. 

ahmad shukri rahilah, abdul karim abdul kadir, ahmad mohd faizal, abu muhammad azrai.  (2023).  the efficacy of asporelix in prevention of premature luteinsing hormone (lh) surge in flexible antagonist in- vivo fertilisation (ivf) protocol.  - medical journal of malaysia.  85. 

ahmad mohd faizal, abd aziz nor haslinda, mohd saleh muhamad fakhri, shafiee mohamad nasir, abd shukor nordashima, abu muhammad azrai, abdul karim abdul kadir.  (2023).  effects of co-treatment of gnrh-analog alone or in combination with aromatase inhibitor or progestin on endometrial avb3 expressions in women with recurrent miscarriage.  - medical journal of malaysia.  5. 

lazim nurunnajah, elias marjanu hikmah, syafruddin saiful effendi, sutaji zulazmi, abu mohammad azrai, abdul karim abdul kadir, ugusman azizah, mokhtar mohd helmy, ahmad mohd faizal.  (2023).  expression of hoxa10 in endometriotic women following modulation of gonadotropin-releasing hormone receptor.  - medical journal of malaysia.  84. 

jing-xian hon, norhazlina abdul wahab, abdul kadir abdul karim, norfilza mohd mokhtar, mohd helmy mokhtar.  (2023).  micrornas in endometriosis: insights into inflammation and progesterone resistance.  - international journal of molecular sciences.  1-16. 

nurul yaqin mohd nor, mohammad mahmoud mohammad ramadneh, muhammad azrai bin abu, abdul kadir abdul karim, ahmad mohd faizal.  (2023).  diminished ovarian reserve (dor) women: the role of rescue-in vitro maturation (rescue-ivm).  - medical journal of malaysia.  84. 

marjanu hikmah elias, nurunnajah lazim, zulazmi sutaji, mohammad azrai abu, abdul kadir abdul karim, azizah ugusman, saiful effendi syafruddin, mohd helmy mokhtar, mohd faizal ahmad.  (2023).  hoxa10 dna methylation level in the endometrium women with endometriosis: a systematic review.  - biology.  1-11. 

mohd faizal ahmad, marjanu hikmah elias, norazilah mat jin, muhammad azrai abu, saiful effendi syafruddin, ani amelia zainuddin, nao suzuki, abdul kadir abdul karim.  (2023).  the spectrum of in vitro maturation in clinical practice: the current insight.  - frontiers in endocrinology.  1-13. 

bheena vyshali karunyam, abdul kadir abdul karim, isa naina mohamed, azizah ugusman, wael m. y. mohamed, ahmad mohd faizal, muhammad azrai abu and jaya kumar.  (2023).  infertility and cortisol: a systematic review.  - frontiers in endocrinology.  1-19. 

woon shu yuan, muhammad azrai abu, mohd faizal ahmad, marjanu hikmah elias, abdul kadir abdul karim.  (2023).  effects of dehydroepiandrosterone (dhea) supplementation on ovarian cumulus cells following in vitro fertilization (ivf)/intra-cytoplasmic sperm injection (icsi) treatment - a systematic review.  - life.  1-17. 

wan syahirah yang mohsin, nor shaireen abdullah chue, fazilah abdul hamid muhammad azrai abu, sukhilmi othman , norazilah mat jin, shu yuan woon, abdul kadir abdul karim and mohd faizal ahmad.  (2022).  comparison of treatment outcomes among sibling oocytes using different culture systems - conventional ivf versus invocell device - and evaluation of invocell user satisfaction: the invocivf study.  - international journal of environmental research and public health.  1-11. 

zulazmi sutaji, marjanu hikmah elias, mohd faizal ahmad, abdul kadir abdul karim, muhammad azrai abu.  (2022).  a systematic review and integrated bioinformatic analysis of candidate genes and pathways in the endometrium of patients with polycystic ovary syndrome during the implantation window.  - frontier in endocrinology.  1-10. 

muhammad azrai abu, jojinah vindah alexander, abdul kadir abdul karim, mohd faizal ahmad mohd hashim omar.  (2022).  single dose gonadotropin-releasing hormone agonist luteal support in fresh embryo transfer: variation in timing, type, and dosage.  - frontiers in medicine.  1-6. 

nurliza abdol manap, beng kwang ng, su ee phon, abdul kadir abdul karim, pei shan lim, maimuinah fadhil.  (2022).  endometrial cancer in pre-menopausal women and younger: risk factors and outcome.  - international journal of environmental research and public health.  1-12. 

norazilah mj, abdul karim ak.  (2022).  ovarian hyperstimulation syndrome with lung complication: case report.  - brunei international medical journal.  46-50. 

fazilah abdul hamid, muhammad azrai abu, abdul kadir abdul karim, mohd faizal ahmad, nor haslinda abd. aziz, datu agasi mohd kamal & mohd helmy mokhtar.  (2022).  sex steroid receptors in polycystic ovary syndrome and endometriosis: insights from laboratory studies to clinical trials.  - biomedicines.  1-21. 

raimi zamriah hasan, beng kwang ng, su ee phon, abdul kadir abdul karim, pei shan lim and nur azurah abd ghani.  (2022).  quality of life of gynaeoncology patients and family caregivers.  - international journal of environmental research and public health.  1-11. 

akmal hisyam arshad, muhammad azrai abu, mohd faizal ahmad, abdul kadir abdul karim..  (2021).  comparative analysis of ivf-icsi outcomes between advanced and early stage of endometriosis stimulated with hmg.  - medical journal of malaysia.  783-787. 

abdul kadir abdul karim, muhammad azrai abu, mohd faizal ahmad, norazilah mat jin, haris njoo suharjono.  (2021).  impact and adaptation of reproductive training during covid-19 pandemic in malaysia.  - malaysian journal of medical sciences.  34-41. 

ai chen chua, abdul kadir abdul karim, albert chao chiet tan, muhammad azrai abu, mohd faizal ahmad.  (2021).  the outcome of intra-cytoplasmic sperm injection (icsi): do the sperm concentration and motility matter?.  - hormone molecular biology and clinical investigation.  367-372. 

jasdev singh harbhajan singh, mohd faizal ahmad, muhammad azrai abu, mohd hashim omar and abdul kadir abdul karim.  (2021).  a fine tuning of embryo loading technique by eliminating the air bubble in the outer sheath of embryo catheter among women undergoing ivf treatment.  - hormone molecular biology and clinical investigation.  389-393. 

muhammad azrai abu, azniza suriati borhan, abdul kadir abdul karim, mohd faizal ahmad and zaleha abdullah mahdy.  (2021).  comparison between iberet folic and zincofer in treatment of iron deficiency anaemia in pregnancy.  - hormone molecular biology and clinical investigation.  49-56. 

mohd faizal ahmad, muhammad azrai abu, abdul kadir abdul karim.  (2020).  letter to the editor: the coronavirus disease 2019 impact on oncofertility services in malaysia.  - journal of adolescent and young adult oncology.  693-694. 

muhammad azrai abu, siti aishah tajudin, abdul kadir abdul karim, mohd faizal ahmad, zainul rashid mohd razi, mohd hashim omar.  (2020).  predictor for unfavorable johnsen scoring in non-obstructive azoospermia before intra cytoplasmic sperm insemination and its outcome.  - minerva ginecologica.  351-354. 

abdul kadir abdul karim, nor haslinda abd aziz, reena rahayu md zin, norfilza mohd mokhtar, mohamad nasir shafiee.  (2020).  the effect of surgical intervention of endometriosis to ca-125 and pain.  - malaysian journal of medical science.  7-14. 

abdul kadir abdul karim, mohamad nasir shafiee, nor haslinda abd aziz, mohd hashim omar, reena rahayu md zin, norfilza m. mokhtar.  (2019).  perturbations in progesterone receptor isoforms in endometriosis.  - journal of reproductive medicine.  275-281. 

abdul kadir abdul karim, mohamad nasir shafiee, nor haslinda abd aziz, mohd hashim omar, nur azurah abdul ghani, pei shan lim, reena rahayu md zin and norfilza mokhtar.  (2019).  reviewing the role of progesterone therapy in endometriosis.  - gynecological endocrinology.  10-16. 

chew kah teik; nurul iftida basri; abdul kadir abdul karim; muhammad azrai abu; mohd faizal ahmad; nur azurah abdul ghani; erica yee hing; rozman zakaria; jegan a/l thanabalan; azizi abu bakar; nor azlin mohamed ismail.  (2019).  management options and outcome of cerebral arteriovenous malformation in pregnancy: case series.  - archives of iranian medicine.  340-343. 

aida kalok,rizna abdul cader, ima indirayani, abdul kadir abdul karim, shamsul azhar shah, nor azlin mohamed ismail, mohd hashim omar, mohamad nasir shafiee.  (2019).  pregnancy outcomes in systemic lupus erythematosus (sle) women.  - hormone molecular biology and clinical investigation.  1-9. 

nurul iftida basri, zaleha abdullah mahdy, shuhaila ahmad, abdul kadir abdul karim, lim pei shan, mohd rizal abdul manaf, nor azlin mohd ismail..  (2018).  the world health organization (who) versus the international association of diabetes and pregnancy study group (iadpsg) diagnostic criteria of gestational diabetes mellitus (gdm) and their associated.  - hormone molecular biology and clinical investigation.  . 

chew kah teik, nurul iftidah basri, abdul kadir abdul karim, muhammad azrai abu, mohd faizal ahmad, nur azurah abdul ghani, erica yee hing, rozman zakaria, jegan a/l thanabalan, azizi abu bakar, nor azlin mohamed ismail.  (2018).  cerebral arteriovenous malformation in pregnancy: management options and outcome in a tertiary centre.  - medical journal of malaysia.  . 

azzry bin mohamad, nor haslinda binti abd aziz, mohamad nasir bin shafiee, norfilza binti mokhtar, abdul kadir bin abdul karim, ani amelia binti dato zainuddin.  (2018).  the effect of dienogest on serum ca125, interleukin-6 and p53 protein among patient with endometriosis: proof of concept study..  - medical journal of malaysia.  . 

chew kah teik, norsaadah salim, muhammad azrai abu, abdul kadir abdul karim.  (2018).  knowledge, attitudes and practice regarding copper intrauterine contraceptive devices among doctors in malaysia.  - bmj sexual and reproductive health (journal of family planning and reproductive health care).  . 

beng kwang ng, mardiana kipli, abdul kadir abdul karim, suhaila shohaimi, nur azurah abdul ghani, pei shan lim.  (2017).  back pain in pregnancy among office workers: risk factors and its impact on quality of life.  - hormone molecular biology and clinical investigation.  1-7. 

abdul kadir abdul karim , muhammad azrai abu, buvanes chelliah, zainul rashid mohd razi , mohd hashim omar , hanita othman , zuraidah che man.  (2017).  maternal thyroid function in women undergoing controlled ovarian hyperstimulation during in-vitro fertilization and its relation to reproductive outcome.  - minerva ginecologica.  431-437. 

beng kwang ng, kembang aziah yakob, wendy yin ling ng, pei shan lim, rahana abd rahman, abdul kadir abdul karim, ani amelia zainuddin, and zaleha abdullah mahdy.  (2017).  abdominopelvic tuberculosis secondary to a nontuberculous mycobacterium in an immunocompetent patient.  - case reports in medicine.  1-4. 

keat sim ng, beng kwang ng, pei shan lim, mohd nasir shafiee, abdul kadir abdul karim and mohd hashim omar.  (2016).  use of hydroxyprogesterone caproate to prevent preterm labour in uterine didelphys: a case report.  - hormone molecular biology and clinical investigation.  89-91. 

ng beng kwang, tasneem mahayudin, hii ling yien, abdul kadir abdul karim, chew kah teik, lim pei shan.  (2016).  effect of an educational intervention on knowledge of human papilomavirus vaccination among pre-unversity students in malaysia.  - asian pacific journal of cancer prevention.  267-274. 

habibah abdul hamid, kamarul bahyah mustafa, padmamuni ariyatilak denegama, abdul kadir abdul karim, mohamad hasim omar, m razi zainul rashid.  (2016).  acupressure only as pain relief for patient with multiple drug allergies undergoing oocyte retrieval.  - taiwanese journal of obstetrics and gynecology.  140-141. 

ting tc, lim ps, ng bk, abdul karim ak, ma jamil.  (2015).  intra-umbilical carbetocin in the management of retained placenta-a pilot study.  - journal of obstetrics and gynaecology research.  46. 

ng bk, mahayudin t, lim ps, abdul karim ak, hatta m.  (2015).  effect of educational intervention towards knowl- edge of human papillomavirus vaccination among pre-university students.  - journal of obstetrics and gynaecology research.  81. 

chuah jn, abdul kadir ak, ng bk, lim ps.  (2015).  case report: huge borderline mucinous ovarian tumour in adolescent.  - journal of obstetrics and gynaecology research.  88-89. 

beng kwang ng, pei shan lim, shuhaila ahmad, nirmala chandralega kampan, abdul kadir abdul karim, mohd hashim omar.  (2015).  cesarean scar pregnancy: what can we offer?.  - taiwanese journal of obstetrics & gynecology.  208-210. 

boom-ping khoo, aruku naidu, nur azurah abd. ghani, beng-kwang ng, abdul kadir abdul karim, kah-teik chew, nirmala chandralega kampan, pei-shan lim.  (2015).  lower urinary tract symptoms among female doctors in university kebangsaan malaysia medical centre.  - journal of obstetrics and gynaecology research.  62-63. 

m. i. nor azlin, a. s. maisarah, a. r. rahana, m. nasir shafiee, s. aqmar suraya, a. k. abdul karim & m. a. jamil.  (2014).  pregnancy outcomes with a primary complaint of perception of reduced fetal movements.  - journal of obstetrics and gynaecology.  13-15. 

mustafa k.b., abdul hamid h., abdul karim k.a., mohd nor n.a., omar m.h., mohd razi z.r..  (2014).  severe jaundice post embryo transfer : a case report.  - giornale italiano di ostetricia e ginecologia.  36(1):229-231. 

ng beng kwang, choy mun yee, lim pei shan, chew kah teik, kampan nirmala chandralega, abdul kadir abdul karim, mohd dali ahmad zailani hatta.  (2014).  knowledge, perception and attitude towards human papillomavirus among pre-university students in malaysia.  - asia pacific journal of cancer prevention.  9117-9123. 

m. i. nor azlin, r. abd rahman, a. k. abdul karim, a. s. sulaiman & z. a. mahdy.  (2013).  feasibility of successful pregnancies in women with spinal injury.  - journal of obstetrics and gynaecology.  631-632. 

che hasnura che hassan, abdul kadir abdul karim, nor azlin mohamed ismail, mohd hashim omar.  (2011).  case report of ruptured non-communicating right rudimentary horn pregnancy: an acute emergency.  - acta medica (hradec králové) / universitas carolina, facultas medica hradec králové.  54(3):125-126.