fazilah abdul hamid, mohd helmy mokhtar, abdul kadir abdul karim, mohd faizal ahmad, nor haslinda abd aziz, azantee yazmie abdul wahab, muhammad azrai abu,.  (2025).  obesity results in lower integrin expression in women with polycystic ovarian syndrome during the window of implantation.  - frontier in endocrinology.  1 - 7. 

mohd faizal ahmad, marjanu hikmah elias, norazilah mat jin, muhammad azrai abu, saiful effendi syafruddin, ani amelia zainuddin, shah shamsul azhar, nao suzuki, abdul kadir abdul karim .  (2025).  a comparative analysis of gremlin-1 (grem1), hyaluronic acid synthetase-2 (has2), and prostaglandin-endoperoxide synthase-2 (ptgs2) expression in cumulus cells among women with diminished ovarian reserve following rescue in vitro maturation (r-ivm).  - life.  1 - 25. 

chong jie wen, mohd faizal ahmad, muhammad azrai abu, nalisa shamyra johari, izzatul aliaa badaruddin, shah shamsul azhar, abdul kadir abdul karim.  (2025).  technical and performance characteristics between different anti-mullerian hormone (amh) assay methods and antral follicle count (afc) in malaysian women with infertility: a university-based centre cohort.  - life.  1 - 11. 

m f ahmad , t ramalingam , m a abu , n h abd aziz , a k abdul karim , n abd shukor , m n shafiee.  (2025).  effects of co-treatment of gnrh-analog alone or in combination with aromatase inhibitor or progestin on endometrial apha-beta-3 integrin expressions in women with recurrent miscarriage.  - human reproduction.  401 - 402. 

gopinath muruti , mohd faizal ahmad , muhammad azrai abu, nurul ilani abdul latif and abdul kadir abdul karim*.  (2025).  single or double-lumen aspiration needle? revisiting choices for in vitro fertilization or intracytoplasmic sperm injection—a critical review.  - life.  1 - 11. 

nurul izyani rosley, shamsul azhar shah, mohd faizal ahmad, muhammad azrai abu, abdul kadir abdul karim.  (2024).  rescue in-vitro maturation (rivm) outcome: the single center experience .  - the medical journal of malaysia.  8 - 8. 

mohd faizal ahmad, marjanu hikmah elias, norazilah mat jin, muhammad azrai abu, saiful effendi syafruddin, ani amelia zainuddin, nao suzuki, shamsul azhar shah, abdul kadir abdul karim.  (2024).  gene expression profiling of hyaluronic acid synthetase 2 (has2), prostaglandin-endoperoxide synthase 2 (ptgs2) and gremlin 1 (grem1) in cumulus cells among women with diminished ovarian reserved (dor).  - mjm vol 79 supplement 3, july 2024 .  7 - 7. 

siti n. upawi, mohd f. ahmad, muhammad a. abu, suhaila ahmad.  (2020).  management of bleeding irregularities among etonogestrel implant users: is combined oral contraceptives pills or nonsteroidal anti-inflammatory drugs the better option?.  - journal obstetrics gynaecology research.  479-484. 

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. 

mohd faizal ahmad, nur zawani zakaria, noorazizah arsad, kah teik chew, muhammad azrai abu, mohd nasir shafiee, mohd hashim omar.  (2019).  a case of post-splenectomy transfusion-dependent homozygousbeta-thalassemia major complicated with myocardial siderosis and osteoporosis and usage of iron-chelating therapy with deferiprone....  - hormone molecular biology and clinical investigation.  1-3. 

m f ahmad , t ramalingam , m a abu , n h abd aziz , a k abdul karim , n abd shukor , m n shafiee.  (2025).  effects of co-treatment of gnrh-analog alone or in combination with aromatase inhibitor or progestin on endometrial apha-beta-3 integrin expressions in women with recurrent miscarriage.  - human reproduction.  401 - 402. 

rahana abd rahman, azmawati mohammed nawi, ixora kamisan atan, aida hani mohd kalok, abdul kadir abdul karim, muhammad azrai abu, sweet yi loh.  (2025).  gemeprost vs dinoprostone in first-trimester missed miscarriages: a randomized controlled study.  - journal of south asian federation of obstetrics and gynaecology.  595 - 598. 

mohd faizal ahmad, marjanu hikmah elias, norazilah mat jin, muhammad azrai abu, saiful effendi syafruddin, ani amelia zainuddin, shah shamsul azhar, nao suzuki, abdul kadir abdul karim .  (2025).  a comparative analysis of gremlin-1 (grem1), hyaluronic acid synthetase-2 (has2), and prostaglandin-endoperoxide synthase-2 (ptgs2) expression in cumulus cells among women with diminished ovarian reserve following rescue in vitro maturation (r-ivm).  - life.  1 - 25. 

gopinath muruti , mohd faizal ahmad , muhammad azrai abu, nurul ilani abdul latif and abdul kadir abdul karim*.  (2025).  single or double-lumen aspiration needle? revisiting choices for in vitro fertilization or intracytoplasmic sperm injection—a critical review.  - life.  1 - 11. 

chong jie wen, mohd faizal ahmad, muhammad azrai abu, nalisa shamyra johari, izzatul aliaa badaruddin, shah shamsul azhar, abdul kadir abdul karim.  (2025).  technical and performance characteristics between different anti-mullerian hormone (amh) assay methods and antral follicle count (afc) in malaysian women with infertility: a university-based centre cohort.  - life.  1 - 11. 

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 a?ß3 integrin expressions in women with recurrent miscarriage.  - medical journal of malaysia.  5 - 5. 

mohd faizal bin ahmad, aida hani kalok, esther loh sweet yi, norhaslinda aziz, muhammad azrai abu.  (2022).  the experience of the department of obstetrics and gynecology in managing covid-19 infection.  - .  61-70. 

chew kah teik, muhammad azrai abu, nur azurah abd ghani, shuhaila ahmad, zaleha abdullah mahdy.  (2019).  second stage of labour.  - .  128-141. 

muhammad azrai abu,nirmala kampan, rahana abdul rahman, shareenaishak, wan nurul huda wan md zin.  (2019).  neonatal resuscitation and post partum care.  - .  39-47. 

razinah sharif, mohd razif shahril, hanis mastura yahya, mohd azrai abu, alia shukri.  (2024).  meneroka kontaminan persekitaran dan corak diet dalam kalangan wanita umur reproduktif yang mengalami ketidaksuburan.  - .  . 

muhammad azrai bin abu;zeti azura binti mohamed hussein;nur azurah binti abdul ghani;nor haslinda binti abd aziz;abdul kadir bin abdul karim;chew kah teik;mohd helmy bin mokhtar;mohd faizal bin ahmad;reena rahayu md zin.  (2023).  endometrial heparin-binding epidermal growth factor expression in implantation window of obese women with polycystic ovarian syndrome(pcos) .  - .  . 

mohd faizal bin ahmad, aida hani kalok, esther loh sweet yi, norhaslinda aziz, muhammad azrai abu.  (2022).  the experience of the department of obstetrics and gynecology in managing covid-19 infection.  - .  61-70. 

muhammad azrai abu.  (2020).  sindrom hiperstimulasi ovari / ovarian hyperstimulation syndrome (ohss).  - .  1-2. 

zamzarina bt mohamad amin, mohd faizal, muhammad azrai bin abu, nalisa shamyra bt johari, hasnita bt bakar, norazizah bt harun.  (2020).  in vitro fertilization (ivf).  - in vitro fertilization (ivf).  1-2. 

haizatul umiyah nor azmi, shing cheng tan, nor azila muhammad azami, muhammad irfan abdul jalal, saiful effendi syafruddin, abdul kadir abdul karim, rahana abd rahman, chew kah teik, mohd faizal ahmad, nur azurah abdul ghani, muhammad azrai bin abu, rahman jamal.  (2026).  longitudinal shotgun metagenomic profiling of the vaginal microbiome in pregnant and non-pregnant malaysian women.  - 1st regional confrerence on precision medicine.  . 

prof. dr. hamzaini abdul hamid, prof. dr. nirmala @ chandralega a/p kampan, asso. prof. dr. muhammad azrai abu, asso. prof. dr. nor rafeah tumian, dr. muhammad suffian sabri, dr. tan jin aun, dr. ahmad fairuz abdul shokri, dr. mohd khazrul nizar abd kader, dr. amirudin sanip, dr. aireen zamhot, dr. chong guang yong, dr. loo guo gou, dr. diana melissa dualim, dr. wan nurulhuda wan md zin, dr. qhasmira abu hazir, dr. rabeya yousuf, dr. nur afifah suhemi, dr. kaalpana a/p jayakumar, en. mohd herman mobin, pn. paizah paijan, pn. maryana razali.  (2025).  guidelines on the indications for irradiated cellular blood products.  - .  . 

abdul kadir bin abdul karim;muhammad azrai bin abu;nalisa shamyra binti johari;mohd faizal bin ahmad;nooraqilah binti rubaai.  (2024).  the effect of sperm characteristics and dna fragmentation on outcome of intracytoplasmic sperm injection (icsi) in women younger than 35 years with male factor infertility.  - .  . 

farisha alia norfuad 1 , mohd helmy mokhtar 2 , ani amelia zainuddin 1 , kah teik chew 1 , muhammad azrai abu 1 , hajar fauzan ahmad and abdul ghani nur azurah 1*.  (2024).  comparative analysis of the gut microbiome in control and primary dysmenorrhea rat models via 16s rrna gene next-generation sequencing..  - 4th icmst 2024.  . 

razinah sharif, mohd razif shahril, hanis mastura yahya, mohd azrai abu, alia shukri.  (2024).  meneroka kontaminan persekitaran dan corak diet dalam kalangan wanita umur reproduktif yang mengalami ketidaksuburan.  - .  .