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N. Smitasin · SciRah

Researcher profile · Semantic Scholar

N. Smitasin

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N. Smitasin — researcher profile on SciRah

h-index: 11
Works: 41
Citations: 436

Most-cited papers

Whole genome sequencing reveals hidden transmission of carbapenemase-producing Enterobacterales
K. Marimuthu, I. Venkatachalam, Vanessa Koh, S. Harbarth +32 more
2022Nature Communications73 citations Open access
Semantic Scholar
Clinical and Molecular Epidemiology of Carbapenem-Resistant Enterobacteriaceae Among Adult Inpatients in Singapore.
K. Marimuthu, I. Venkatachalam, Wei Xin Khong, T. Koh +26 more
2017Clinical Infectious Diseases70 citations
Semantic Scholar
Impact of Antibiotic Gut Exposure on the Temporal Changes in Microbiome Diversity
C. Burdet, T. Nguyen, X. Duval, Stéphanie Ferreira +22 more
2019Antimicrobial Agents and Chemotherapy51 citations Open access
Semantic Scholar
Antecedent Carbapenem Exposure as a Risk Factor for Non-Carbapenemase-Producing Carbapenem-Resistant Enterobacteriaceae and Carbapenemase-Producing Enterobacteriaceae
K. Marimuthu, O. Ng, B. Cherng, R. Fong +25 more
2019Antimicrobial Agents and Chemotherapy42 citations Open access
Semantic Scholar
Tracking inter-institutional spread of NDM and identification of a novel NDM-positive plasmid, pSg1-NDM, using next-generation sequencing approaches.
Wei Xin Khong, K. Marimuthu, J. Teo, Yichen Ding +23 more
2016Journal of Antimicrobial Chemotherapy35 citations Open access
Semantic Scholar
Distinguishing Zika and Dengue Viruses through Simple Clinical Assessment, Singapore
Gabriel Yan, Long Pang, A. Cook, H. Ho +16 more
2018Emerging Infectious Diseases34 citations Open access
Semantic Scholar
Necrotizing Fasciitis in Hematological Patients: Enterobacteriaceae Predominance and Limited Utility of Laboratory Risk Indicator for Necrotizing Fasciitis Score
R. Foo, Moon Ley Tung, Mei-Poon Li, D. Chan +4 more
2015Open Forum Infectious Diseases22 citations Open access
Semantic Scholar
Clinical presentation and outcomes of bloodstream infection with intrinsically carbapenem-resistant non-fermenting gram-negative organisms: Stenotrophomonas maltophilia, Elizabethkingia spp. and Chryseobacterium spp. in Singapore, from 2012 to 2024
M. C. Y. Koh, J. N. Ngiam, Ka Lip Chew, N. Smitasin +2 more
2025BMC Infectious Diseases17 citations Open access
Semantic Scholar
Plasmid dynamics driving carbapenemase gene dissemination in healthcare environments: a nationwide analysis of closed Enterobacterales genomes
Vanessa Koh, R. Cabrera, P. Sridatta, N. Thevasagayam +23 more
2025Nature Communications13 citations Open access
Semantic Scholar
Using ChatGPT for writing hospital inpatient discharge summaries – perspectives from an inpatient infectious diseases service
M. C. Y. Koh, J. N. Ngiam, J. Oon, Lionel Hon-Wai Lum +2 more
2025BMC Health Services Research12 citations Open access
Semantic Scholar
Technology-enabled virtual ward for COVID management of the elderly and immunocompromised in Singapore: a descriptive cohort
S. Ko, Shoban Krishna Kumar, J. Jacob, Benjamin M. Y. Hooi +8 more
2023BMC Infectious Diseases11 citations Open access
Semantic Scholar
Responding to COVID-19: how an academic infectious diseases division mobilized in Singapore
S. Archuleta, G. Cross, J. Somani, Lionel Lum +28 more
2020BMC Medicine11 citations Open access
Semantic Scholar
Impact of COVID-19 pandemic on carbapenem-resistant Enterobacterales incidence in the South-East Asia region: an observational study
K. Z. Linn, Stephanie Sutjipto, O. Ng, J. Teo +20 more
2023Antimicrobial Stewardship and Healthcare Epidemiology7 citations Open access
Semantic Scholar
Cerebral venous sinus thrombosis: a rare complication in cryptococcal meningitis
E. Thiansukhon, A. Potigumjon, N. Smitasin
20147 citations Open access
Semantic Scholar
Henoch-Schönlein purpura associated with adult human immunodeficiency virus infection: case report and review of the literature.
M. Zaid, Keefe Tan, N. Smitasin, P. Tambyah +1 more
2013Annals of the Academy of Medicine, Singapore7 citations Open access
Semantic Scholar
Implementation of ChatGPT to enhance pre-travel consultation in a specialist tertiary centre in Singapore.
M. C. Y. Koh, J. N. Ngiam, Nicholas Jian Hao Chan, W. Goh +6 more
2024Journal of Travel Medicine5 citations
Semantic Scholar
Risk factors for mortality and implications on therapy for Stenotrophomonas maltophilia bacteraemia.
M. C. Y. Koh, J. N. Ngiam, Lionel Hon-Wai Lum, N. Smitasin +2 more
2025Journal of Infection and Public Health4 citations Open access
Semantic Scholar
Case Report: MOGAD - a steroid-responsive autoimmune meningoencephalitis mimicking infection
Yihui Goh, P. Lye, P. Tambyah, D. Soon +8 more
2025Frontiers in Immunology3 citations Open access
Semantic Scholar
High Yield of HIV Testing in Dengue-Like Febrile Illness in Singapore
A. Verrall, D. Lye, S. Pada, N. Smitasin +6 more
2018Open Forum Infectious Diseases3 citations Open access
Semantic Scholar
Continuing the Chat: How Can We Improve the Performance of an Artificial Intelligence Chatbot in Answering Clinical Infectious Diseases Pharmacotherapy Questions?
M. C. Y. Koh, N. Smitasin, P. Tambyah, J. N. Ngiam
2025Open Forum Infectious Diseases2 citations
Semantic Scholar
Challenges and Solutions in Running Effective Clinical Competency Committees in the International Context.
Sawsan Abdel-Razig, Jolene Oon Ee Ling, Thana Harhara Mbbs, N. Smitasin +2 more
2021Journal of Graduate Medical Education2 citations Open access
Semantic Scholar
A multicomponent control programme in nursing homes in Singapore.
L. Sun, N. Smitasin, B. Salada, C. Teo +3 more
2026Annals of the Academy of Medicine, Singapore1 citations Open access
Semantic Scholar
Reducing inappropriate antibiotic use in febrile neutropenia in hematology patients through the implementation of an antibiotic de-escalation protocol
J. N. Ngiam, Victor Ling, M. C. Y. Koh, Mohamed Nasar Fathima Rofina Farveen +5 more
2025Infection control and hospital epidemiology1 citations
Semantic Scholar
SG-APSIC1097: The impact of COVID-19 on the incidence of carbapenem-resistant Enterobacterales (CRE) in Singapore: An interrupted time-series analysis
Chong Hui Clara Ong, T. Cheng, S. Pada, D. R. Narayana +12 more
2023Antimicrobial Stewardship and Healthcare Epidemiology1 citations Open access
Semantic Scholar
1008. Implementation of Clinical Pathway for Management of Fever in Nursing Home Residents in Singapore
N. Smitasin, Garvi Jagdishchandra, B. Salada, B. Karunakaran +1 more
2022Open Forum Infectious Diseases1 citations Open access
Semantic Scholar
Dengue breathing down our neck: A case report of dengue encephalitis
Lionel Lum, N. Smitasin
2014International Journal of Case Reports and Images1 citations Open access
Semantic Scholar
PO28-TH-03 Successful weaning respirator in ALS after stem cell transplantation: report of 5 cases
K. Boonyapisit, S. Limsoontarakul, N. Smitasin, S. Isarakrisil +3 more
20091 citations
Semantic Scholar
Risk factors for methicillin-resistant Staphylococcus aureus (MRSA) bacteraemia in patients with or without prior MRSA colonisation.
Ying Tang, Jia-En Wu, Aung Hein Aung, Gabrielle Chia +9 more
2026Journal of Hospital Infection0 citations
Semantic Scholar
Pilot study of a ChatGPT-based educational and counselling tool in a specialist HIV and sexual health clinic.
M. C. Y. Koh, J. N. Ngiam, Hui Yan Joy Yong, Tiffany Puspita +12 more
2026HIV Medicine0 citations Open access
Semantic Scholar
P-2047. Reducing Broad-Spectrum Antibiotic Use through a Multi-Modal Educational Campaign in Patients with Penicillin Allergy
Srishti Chhabra, Hui-Hiong Chen, P. Lye, Jia-En Wu +5 more
2026Open Forum Infectious Diseases0 citations
Semantic Scholar
Increased role of oral antibiotics in the management of deep-seated infections.
Z. Teo, Hui-Hiong Chen, M. C. Y. Koh, J. N. Ngiam +2 more
2025Singapore medical journal0 citations Open access
Semantic Scholar
Cephalic tetanus presenting as facial palsy, ptosis, trismus, and orthopnea following a fall
G. Lim, Ying-Shan Cheung, Kevin Soon Hwee Teo, J. N. Ngiam +2 more
2024Neurology Asia0 citations
Semantic Scholar
SG-APSIC1095: Acquisition rate of carbapenemase-producing organisms (CPOs) among hospital contacts of CPO patients: An interim subgroup analysis of a cohort study
Sharifah Farhanah Syed Husen, K. Z. Linn, C. Ong, X. Huan +12 more
2023Antimicrobial Stewardship and Healthcare Epidemiology0 citations Open access
Semantic Scholar
REDUCTION OF METHICILLIN-RESISTANT STAPHYLOCOCCUS AUREUS (MRSA) ACQUISITION BY IMPLEMENTATION OF INFECTION CONTROL TRAINING IN NURSING HOMES: A SINGAPORE EXPERIENCE
B. Salada, B. Karunakaran, H. Xin, C. Teo +2 more
2023International Journal of Infectious Diseases0 citations Open access
Semantic Scholar
The impact of national guideline on incident cases of Carbapenemase-producing Enterobacteriaceae in Singapore
K. Z. Linn, J. Lo, S. Sengupta, X. Huan +20 more
20190 citations Open access
Semantic Scholar
Risk of progression of Carbapenemase-Producing-Enterobacteriaceae (CPE) colonization to infection by CPE genotype: a Singapore cohort study
J. Lo, K. Z. Linn, S. Sengupta, X. Huan +20 more
20190 citations Open access
Semantic Scholar
Erythema nodosum leprosum.
D. Bruce-Hickman, Adeline My Yong, Derrick Ac Wee, N. Smitasin +1 more
2018British journal of hospital medicine0 citations
Semantic Scholar
Mosquito-borne enigma
L. Lum, N. Smitasin
20140 citations
Semantic Scholar
The pre-transplant evaluation
N. Smitasin
20120 citations Open access
Semantic Scholar
PO19-WE-08 Clinical and electrophysiological features in Thai patients with Kennedy's disease
N. Smitasin, K. Boonyapisit, T. Sangruji, C. Limwongse +2 more
20090 citations
Semantic Scholar
FP08-MO-06 Omeprazole and the antiplatelet effect of low dose aspirin in healthy volunteers
Y. Chintammitr, S. Chinwattanakul, K. Boonyapisit, N. Smitasin
20090 citations
Semantic Scholar

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K. Marimuthu×11
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S. Pada×11
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I. Venkatachalam×10
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S. Ooi×10
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J. N. Ngiam — researcher profile on SciRah

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B. Cherng — researcher profile on SciRah

M. C. Y. Koh×9

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M. C. Y. Koh — researcher profile on SciRah

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T. Koh — researcher profile on SciRah

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P. De — researcher profile on SciRah

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T. Tan — researcher profile on SciRah

R. N. Deepak×8

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