nor adzimah johdi , noraidatulakma abdullah , ying-xian goh, joanna ooi su min, nor azila muhammad azami , muhammad irfan abdul jalal , azmawati mohammed nawi, norfazilah ahmad , mohd rohaizat hassan, anita sulong, najma kori, petrick periyasamy, faisal hamid, norrafidah md sapuan, sheela bai pannir selvam, noriah hajib, norlaila mustafa, noor zetti zainol rashid, sharifah azura salleh, hamidah alias, mohd shahrir mohamed said, siti norlia othman, poh bee koon, faizal amri hamzah, shamsuriani md jamal, razman jarmin, hanita othman, khamsiah nawawi, hanafiah harunarashid, mohammad nizam mokhtar, wan rahiza wan mat, azwa shawani kamalul arifin, aisyatul najihah khuzaimi, nazihah abd jalal, norliza ismail, nurul ain mhd yusuf, andri dauni, wan ahmad faisal wan sallam, ahmad syafiq shafie, mohd arman kamaruddin, rahman jamal.  (2026).  risk factors for covid-19 symptom severity across clinical categories among hospitalised patients in kuala lumpur, malaysia: a prospective cohort study.  - bmj open.  1 - 13. 

muhamad riduan daud, petrick periyasamy, kok-yong chin, najma kori, ummu afeera zainulabid, sheng qian yew, nur ezzaty mohammad kazmin, xiong khee cheong.  (2026).  low bone mineral density in men living with hiv on tenofovir antiretroviral therapy: a cross-sectional exploratory study from a malaysian tertiary hospital.  - tropical medicine and infectious disease.  1 - 14. 

nik nuratiqah nik abeed, xk cheong, najma kori, petrick periyasamy, boon hau ng, andrea ban, nor safiqah sharil, ilham ismail, mahrunnisa mahadi.  (2025).  triple hits: concurrent pulmonary kaposi’s sarcoma, tuberculosis, and pneumocystis jirovecii pneumonia in a newly diagnosed retroviral patient.  - respirology.  253 - 253. 

wenjian zhao, muhamad riduan daud, hashwin singh tejpal singh, sophia ogechi ekeuku, xiong khee cheong, najma kori, petrick periyasamy & kok-yong chin.  (2025).  the use of calcaneal quantitative ultrasound as a bone health screening tool amongst people living with hiv and taking tenofovir-based antiretroviral therapy: a pilot study.  - biomedicines.  1 - 11. 

nurul adilla hayat jamaluddin, petrick periyasamy, chee lan lau, sasheela ponnampalavanar...tg mohd ikhwan tg abu bakar sidik, ramliza ramli, toh leong tan, najma kori, mei kuen yin, nur jannah azman, rodney james, karin thursky, isa naina mohamed.  (2024).  assessment of antimicrobial prescribing patterns, guidelines compliance, and appropriateness of antimicrobial prescribing in surgical-practice units: point prevalence survey in malaysian teaching hospitals.  - frontiers in pharmacology.  1-14. 

siti norlia othman, siti nurazizah mat asripin, zetti zainol rashid, petrick periyasamy, najma kori.  (2025).  sars-cov-2 antibody responses in covid-19 confirmed cases in a university hospital.  - malaysian journal of pathology.  401 - 414. 

kon ken wong, noor zetti zainol rashid, umi kalsom ali, nur hazlin chong, shairah abdul razak, najma kori, petrick periyasamy, alfizah hanafiah.  (2024).  genome sequencing and phylogenetic analysis of sars-cov-2 isolated from patients with covid-19 in hospital canselor tuanku muhriz (hctm), malaysia.  - sains malaysiana.  1767 - 1776. 

wahab, a.a, nurazizah, s.m.a, ding, c.h, muttaqillah, n.a.s, nordashima, a.s, kori, n, periyasamy, p.  (2023).  non-bacteremia liver abscess caused by burkholderia pseudomallei from a tertiary teaching hospital in malaysia: a case report and literature review.  - tropical biomedicine.  290-294. 

najma kori, farida islahudin, muhammad yusuf zawir abd rahim, petrick periyasamy, noraida mohamed shah, ernieda md hatah, lau chee lan.  (2022).  corticosteroid effectiveness among hospitalised covid-19 patients in malaysia.  - journal of infection in developing countries.  1390-1397. 

alex y. c. sim, ainal a. naffi, tang s. fai, najma kori, wan a. w. zaidi, petrick periyasamy, norshamsiah md din, mushawiahti mustapha, ayesha mohd zain.  (2022).  bilateral intermediate uveitis in a healthy teenager with the multisystem inflammatory syndrome in children secondary to covid-19 infection.  - journal of medical virology.  1269-1271. 

nor adzimah johdi , noraidatulakma abdullah , ying-xian goh, joanna ooi su min, nor azila muhammad azami , muhammad irfan abdul jalal , azmawati mohammed nawi, norfazilah ahmad , mohd rohaizat hassan, anita sulong, najma kori, petrick periyasamy, faisal hamid, norrafidah md sapuan, sheela bai pannir selvam, noriah hajib, norlaila mustafa, noor zetti zainol rashid, sharifah azura salleh, hamidah alias, mohd shahrir mohamed said, siti norlia othman, poh bee koon, faizal amri hamzah, shamsuriani md jamal, razman jarmin, hanita othman, khamsiah nawawi, hanafiah harunarashid, mohammad nizam mokhtar, wan rahiza wan mat, azwa shawani kamalul arifin, aisyatul najihah khuzaimi, nazihah abd jalal, norliza ismail, nurul ain mhd yusuf, andri dauni, wan ahmad faisal wan sallam, ahmad syafiq shafie, mohd arman kamaruddin, rahman jamal.  (2026).  risk factors for covid-19 symptom severity across clinical categories among hospitalised patients in kuala lumpur, malaysia: a prospective cohort study.  - bmj open.  1 - 13. 

muhamad riduan daud, petrick periyasamy, kok-yong chin, najma kori, ummu afeera zainulabid, sheng qian yew, nur ezzaty mohammad kazmin, xiong khee cheong.  (2026).  low bone mineral density in men living with hiv on tenofovir antiretroviral therapy: a cross-sectional exploratory study from a malaysian tertiary hospital.  - tropical medicine and infectious disease.  1 - 14. 

chu keat lim, xiong khee cheong, juen kiem tan, ummu afeera zainulabid, hui jan tan ,najma kori, petrick ramesh periyasamy.  (2026).  hemichorea-hemiballismus as presentation of toxoplasma gondii encephalitis in an immunocompromised host.  - cureus.  1 - 7. 

wenjian zhao, muhamad riduan daud, hashwin singh tejpal singh, sophia ogechi ekeuku, xiong khee cheong, najma kori, petrick periyasamy & kok-yong chin.  (2025).  the use of calcaneal quantitative ultrasound as a bone health screening tool amongst people living with hiv and taking tenofovir-based antiretroviral therapy: a pilot study.  - biomedicines.  1 - 11. 

nik nuratiqah nik abeed, xk cheong, najma kori, petrick periyasamy, boon hau ng, andrea ban, nor safiqah sharil, ilham ismail, mahrunnisa mahadi.  (2025).  triple hits: concurrent pulmonary kaposi’s sarcoma, tuberculosis, and pneumocystis jirovecii pneumonia in a newly diagnosed retroviral patient.  - respirology.  253 - 253. 

najma kori.  (2020).  makcik kiah 19 robot barisan hadapan.  - buletin bilik gerakan covid-19 hctm.  1-4. 

najma kori.  (2020).  unit penyakit berjangkit hctm ke arah persediaan hospital covid.  - buletin bilik gerakan covid-19 hctm.  3. 

najma kori.  (2020).  komplikasi jangkitan covid-19.  - bernama radio.  . 

faizal amri, najma kori.  (2020).  'convalescent plasma' lawan virus covid-19.  - harian metro.  3. 

mohd rohaizat bin hassan, azmawati mohammed nawi, rozita hod, azimatun noor aizuddin, norfazilah ahmad, asrul bin abdul wahab, tzar mohd nizam bin khaithir, faiz daud, sharifah azura salleh, petrick @ ramesh, najma kori.  (2020).  bantuan penuh hctm: setinggi penghargaan rakyat malaysia.  - buletin bilik gerakan covid-19 hctm.  1-4. 

ummu afeera zainulabid, cheong xiong khee, najma kori, jasmine kueh wui thing, imran zainuddin, isa mohamed rose , ramliza ramli, muhammad zahid abdul muien, siti roszilawati ramli , petrick periyasamy.  (2025).  no one taught you this: bartonella henselae – a forgotten cause of hepatosplenomegaly in textbooks.  - 4th asia pacific rickettsial conference.  60 - 60. 

u.a. zainulabid , x.k. cheong, n. kori, p. periyasamy, m.z. abdul muien, r. musily, i. mohamed rose, n. zaidan, n. ismail ,h.m. neoh , h.m. gan .  (2025).  rapid nanopore sequencing as a key diagnostic tool in adrenal histoplasmosis after a year of uncertainty.  - escmid global abstract book 2025.  2561 - 2562. 

nurul syafiqah nabila abdul kadir, siti norlia othman, norzuriza mohd rais, hui-min neoh, meng ling moi, najma kori, petrick periyasamy and nor azila muhammad azami.  (2025).  association between viral factors and clinical manifestations observed in dengue patients in malaysia.  - postgraduate research conference 2025.  . 

nurul dayana zainuddin, siti norlia othman, norzuriza mohd rais, hui-min neoh, meng ling moi, najma kori, petrick periyasamy and nor azila muhammad azami.  (2025).  differences in titers of neutralizing antibody in primary and secondary dengue patients admitted to a teaching hospital in malaysia.  - postgraduate research conference 2025.  . 

xiong khee cheong, ummu afeera.zainulabid, boon hau ng, nik nuratiqah nik abeed, andrea yu-lin ban, najma kori, chuan hun ding, nurezzaty mohammad kazmin, petrick periyasamy .  (2025).  therapeutic challenges: a case of cryptococcal pneumonia in an immunocompetent host.  - asia pacific congress of clinical microbiology and infection program book .  1 - 100.