asif sukri, alfizah hanafiah, hamidah yusoff, nur atiqah shamsul nizam, zarith nameyrra, zhiqin wong, raja affendi raja ali.  (2022).  emergence of multidrug resistance helicobacter pylori strains isolated from patients with history of failure eradication therapy: a five-year surveillance study in klang valley, malaysia.  - international union of microbiological societies (iums 2022).  1. 

asif sukri, alfizah hanafiah, hamidah yusoff, nur atiqah shamsul nizam, zarith nameyrra, zhiqin wong and raja affendi raja ali.  (2022).  multidrug-resistant helicobacter pylori strains: a five-year surveillance study and its genome characteristics.  - antibiotics.  1-12. 

ramliza ramli, alfizah hanafiah & hamidah yusoff.  (2021).  laboratory guide to clinical microbiology.  - .  11. 

tzar mohd nizam khaithir, ding chuan hun, anita sulong & hamidah yusoff.  (2021).  laboratory guide to clinical microbiology.  - .  19. 

tzar, m.n.1, hamidah yusoff1, sahlawati mustakim2, ratna mohd tap3.  (2021).  antifungal susceptibility profiles of molecularly confirmed aspergillus species from clinical samples.  - isham asia virtual congress 2021.  1. 

tzar mohd nizam khaithir, hamidah yusoff, marianayati muhammad.  (2020).  teknik asas makmal mikologi perubatan.  - .  101. 

sn othman, zz rashid, uk ali, kk wong, mn abdul samat, p periasamy, n kori, n rais, h yusof, s mohd puzi, a noordin, ah abdul hamid, a sulong.  (2020).  lepu technology sars-cov-2 antibody test device.  - .  1-3. 

uk ali, mn abdul samat, sn othman, zz rashid, kk wong, p periasamy, n kori, n rais, h yusof, s mohd puzi, a noordin, ah abdul hamid, a sulong, d zainuddin, nh ramli.  (2020).  performance of livzon covid-19 igg/igm rapid test device.  - .  1-4. 

hamidah yusof, zetti zainol rashid, shaliawani mohd puzi, suhana harun, jayaveerakumar naidu a/l nadarajah, azilla raskina mahmud@ darani, norsuhada ishak, nur atiqah shamsul nizam.  (2020).  laporan pemeriksaan kualiti udara dalaman sebelum aktiviti fumigasi di bangunan praklinikal.  - .  1-32. 

sharifah azura salleh, zurina mohd saleh, sunita sulaiman, siti rokiah yusof, shaliawani mohd puzi, nur atiqah shamsul nizam, nursuhada ishak, suhana harun, mohd anas ismail, azilla raskina mahmud, hamidah yusoff.  (2020).  csl practical topic: aseptic technique (clinical waste management).  - .  1-19. 

sharifah azura salleh, zurina mohd saleh, siti rokiah yusof, rafidah mustafa albakri, nur a'ain borhan, siti khadijah baharuddin, nor nadhir afiq nordin, suhana harun, hamidah yusoff, mohd hafidzul jasman, saiful bahari yusoff.  (2020).  csl surgical handscrub antiseptic soap and water.  - .  1. 

sn othman, zz rashid, uk ali, kk wong, mn abdul samat, p periasamy, n kori, n rais, h yusof, s mohd puzi, a noordin, ah abdul hamid, a sulong, an zailani, mha mohd nasir.  (2020).  performance of reszon covid-19 rapid igg/igm test.  - .  1-4. 

siti norlia othman, zetti zainol rashid, muttaqillah najihan abdul samat, wong kon ken, umi kalsom@satariah ali, norzuriza mohd rais, shaliawani mohd puzi, hamidah yusof.  (2020).  carta alir pemprosesan sampel serum pui/sari/covid-19 di unit virologi serologi.  - .  1. 

mn abdul samat, uk ali, sn othman, zz rashid, kk wong, p periasamy, n kori, n rais, h yusof, s mohd puzi, a noordin, ah abdul hamid, a sulong, ma ismail, na abu bakar.  (2020).  performance of panbio covid-19 igg/igm rapid test device.  - .  1-4. 

sn othman, zz rashid, uk ali, kk wong, mn abdul samat, p periasamy, n kori, n rais, h yusof, s mohd puzi, a noordin, ah abdul hamid, a sulong.  (2020).  performance of accobiotech covid-19 igg/igm rapid test device.  - .  1-3. 

ding chuan hun;hamidah binti yusoff;petrick @ ramesh a/l k periyasamy;andrea ban yu-lin;muttaqillah najihan bin abdul samat;tang yee loong.  (2019).  prevalence of pneumocystis jirovecii pneumonia (pcp) in aids patients in ukm medical centre.  - .  1-5. 

tzar mohd nizam khaithir, chuan hun ding, hamidah yusoff, afiqah najwa rozalli, nora azyan mustaffa, ahmad fitri kamaruzaman, fuzla aizahani mohd shaffie, winnie xiao hui jiau.  (2019).  epidemiology, laboratory detection and distribution of aspergillus species from clinical samples in a tertiary medical centre from malaysia.  - international medical journal.  483-486. 

syafiqa al-azua a, sarah hanis cma, vigneswari ak, augustin msk, muhammad azam s, muttaqillah najihan as, hamidah y, zetti zr, raja affendi ra.  (2018).  molecular detection of infective pathogens in patients with inflammatory bowel disease of different disease status.  - medicine and health (1823-2140).  . 

chuan hun ding, hamidah yusoff, najihan abdul samat muttaqillah, yee loong tang, toh leong tan, petrick periyasamy, andrea yu-lin ban.  (2018).  the crucial role of molecular testing to facilitate the diagnosis of pneumocystis pneumonia during pregnancy.  - malaysian journal of pathology.  . 

chuan hun ding, md mostafizur rahman, mohd nizam tzar, hamidah yusoff, hartini satim.  (2017).  non-dermatophytic moulds and yeasts as agents of onychomycosis in a malaysian medical centre.  - bangladesh journal of medical science.  380-383. 

syafiqa al-azua a, sarah hanis cma, vigneswari ak, augustin msk, muhammad azam s , muttaqillah najihan as, hamidah y, zetti zr, raja affendi ra.  (2017).  molecular detection of infective pathogens in patients with inflammatory bowel disease of different disease status.  - 9th medical undergraduates` annual scientific research meeting 2017.  . 

jasper elvin james, jacinta santhanam, mei chen lee, choon xian wong, parameswari sabaratnam, hamidah yusoff, mohd nizam tzar, mohd fuat abdul razak.  (2017).  in vitro antifungal susceptibility of neoscytalidium dimidiatum clinical isolates from malaysia.  - mycopathologia.  305-313. 

tzar mohd nizam, rabiatul adawiyah ag. binting , shafika mohd saari, thivyananthini vijaya kumar, marianayati muhammad, hartini satim, hamidah yusoff, jacinta santhanam.  (2016).  in vitro antifungal activities against moulds isolated from dermatological specimens.  - malaysian journal of medical sciences.  32-39. 

tzar mohd nizam khaithir, petrick periyasamy, hamidah yusoff.  (2013).  antifungal susceptibility profiles of candida blood isolates in ukmmc malaysia.  - 8th malaysia indonesia brunei medical sciences conference.  . 

mn tzar, y hamidah, s hartini, m marianayati, as nazrun.  (2011).  the antibacterial or antifungal effects of eurycoma longifolia root extract.  - the internet journal of herbal and plant medicine.  1(1). 

tzar mohd nizam, hamidah y, hartini s, marianayati m, and nazrun as.  (2011).  the antibacterial or antifungal effects of eurycoma longifolia root extract.  - international congress of the malaysian society for microbiology (icmsm).  . 

tzar mohd nizam, hamidah yusoff, hartini satim, marianayati muhammad.  (2008).  medical mycology logbook.  - .  . 

tzar mohd nizam, hamidah yusof, hartini satim, shamim abdul samad.  (2007).  candida species distribution and antifungal susceptibility testing among blood culture isolates in hukm.  - buku abstrak minggu penyelidikan perubatan dan kesihatan ke-ix ukm.  . 

tzar mohd nizam, hamidah yusof, hartini satim, shamim abdul samad.  (2007).  the demography and associated risk factors of candida bloostream infection in hospital universiti kebangsaan malaysia.  - malaysia, indonesia & brunei darussalam medical science conference abstract book.  . 

tzar mohd nizam, hamidah yusof, hartini satim, shamim abdul samad.  (2007).  nosocomial candida bloodstream infections in a teaching hospital.  - 3rd international congress of the asia pacific society of infection control (apsic).  . 

tzar mohd nizam, hamidah yusof, hartini satim, shamim abdul samad.  (2007).  the demography and associated risk factors of candida bloodstream infection in hospital universiti kebangsaan malaysia.  - malaysia, indonesia & brunei darussalam medical science conference.  . 

tzar mohd nizam, hamidah yusof, hartini satim, shamim abdul samad.  (2007).  candida species distribution and antifungal susceptibility testing among blood culture isolates in hukm.  - minggu penyelidikan perubatan dan kesihatan ke-ix ukm.  . 

shamim abdul samad, jacinta santhanam, hamidah yusoff.  (2004).  detection of aspergillus antigens in experimental invasive aspergillosis using a biotin-avidin linked sandwich elisa (balisa).  - asia pacific journal of molecular biology and biotechnology.  12(1-2):3-13.