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Calvin J Chiew, MBBS MPH FAMS
Calvin J Chiew, MBBS MPH FAMS
National Centre for Infectious Diseases, Singapore
Verified email at mail.harvard.edu - Homepage
Title
Cited by
Cited by
Year
Presymptomatic transmission of SARS-CoV-2—Singapore, January 23–March 16, 2020
WE Wei, Z Li, CJ Chiew, SE Yong, MP Toh, VJ Lee
Morbidity and Mortality Weekly Report 69 (14), 411, 2020
13782020
Can we contain the COVID-19 outbreak with the same measures as for SARS?
A Wilder-Smith, CJ Chiew, VJ Lee
The Lancet Infectious Diseases 20 (5), e102-e107, 2020
12032020
Investigation of three clusters of COVID-19 in Singapore: implications for surveillance and response measures
R Pung, CJ Chiew, BE Young, S Chin, MIC Chen, HE Clapham, AR Cook, ...
The Lancet 395 (10229), 1039-1046, 2020
7852020
Clinical and Virological Features of SARS-CoV-2 Variants of Concern: A Retrospective Cohort Study Comparing B.1.1.7 (Alpha), B.1.315 (Beta), and B.1.617.2 (Delta)
SWX Ong, CJ Chiew, LW Ang, TM Mak, L Cui, MPHS Toh, YD Lim, ...
Clinical Infectious Diseases, 2021
486*2021
Interrupting transmission of COVID-19: lessons from containment efforts in Singapore
VJ Lee, CJ Chiew, WX Khong
Journal of Travel Medicine 27 (3), taaa039, 2020
4702020
Virological and serological kinetics of SARS-CoV-2 Delta variant vaccine-breakthrough infections: a multi-center cohort study
PY Chia, SWX Ong, CJ Chiew, LW Ang, JM Chavatte, TM Mak, L Cui, ...
Clinical Microbiology and Infection, 2021
3862021
Evaluation of the effectiveness of surveillance and containment measures for the first 100 patients with COVID-19 in Singapore--January 2–February 29, 2020
Y Ng, Z Li, YX Chua, WL Chaw, Z Zhao, B Er, R Pung, CJ Chiew, DC Lye, ...
Morbidity and Mortality Weekly Report 68, 2020
3862020
Decreased influenza incidence under COVID-19 control measures, Singapore
RJJ Soo, CJ Chiew, S Ma, R Pung, V Lee
Emerging Infectious Diseases 26 (8), 1933, 2020
2992020
SARS-CoV-2 infection among travelers returning from Wuhan, China
OT Ng, K Marimuthu, PY Chia, V Koh, CJ Chiew, L De Wang, BE Young, ...
New England Journal of Medicine 382 (15), 1476-1478, 2020
1662020
Utilizing machine learning methods for preoperative prediction of postsurgical mortality and intensive care unit admission
CJ Chiew, N Liu, TH Wong, YE Sim, HR Abdullah
Annals of Surgery, 2019
982019
Heart rate variability based machine learning models for risk prediction of suspected sepsis patients in the emergency department
CJ Chiew, N Liu, T Tagami, TH Wong, ZX Koh, MEH Ong
Medicine 98 (6), e14197, 2019
782019
Impact of Delta variant and vaccination on SARS-CoV-2 secondary attack rate among household close contacts
OT Ng, V Koh, CJ Chiew, K Marimuthu, NM Thevasagayam, TM Mak, ...
The Lancet Regional Health–Western Pacific 17, 2021
702021
Comparative Effectiveness of mRNA and Inactivated Whole-Virus Vaccines Against Coronavirus Disease 2019 (COVID-19) Infection and Severe Disease in Singapore
M Premikha, CJ Chiew, WE Wei, YS Leo, B Ong, DC Lye, VJ Lee, KB Tan
Clinical Infectious Diseases, 2022
612022
Protective immunity of SARS-CoV-2 infection and vaccines against medically attended symptomatic omicron BA.4, BA.5, and XBB reinfections in Singapore: a national cohort study
CY Tan, CJ Chiew, D Pang, VJ Lee, B Ong, DC Lye, KB Tan
The Lancet Infectious Diseases, 2023
512023
Analysis of COVID-19 Incidence and Severity Among Adults Vaccinated With 2-Dose mRNA COVID-19 or Inactivated SARS-CoV-2 Vaccines With and Without Boosters in Singapore
OT Ng, K Marimuthu, N Lim, ZQ Lim, NM Thevasagayam, V Koh, ...
JAMA Network Open 5 (8), e2228900-e2228900, 2022
512022
Conventional versus hypofractionated radiation therapy for localized prostate cancer: a meta-analysis of randomized noninferiority trials
TJ Royce, DH Lee, NN Keum, N Permpalung, CJ Chiew, S Epstein, ...
European Urology Focus 5 (4), 577-584, 2019
462019
Reducing onward spread of COVID-19 from imported cases: quarantine and ‘stay at home’ measures for travellers and returning residents to Singapore
CJ Chiew, Z Li, VJ Lee
Journal of Travel Medicine 27 (3), taaa049, 2020
382020
Risk factors and reasons for cancellation within 24 h of scheduled elective surgery in an academic medical centre: a cohort study
AL Tan, CJ Chiew, S Wang, HR Abdullah, SSW Lam, MEH Ong, HK Tan, ...
International Journal of Surgery 66, 72-78, 2019
372019
Assessing the impact of non-pharmaceutical interventions on the transmissibility and severity of COVID-19 during the first five months in the Western Pacific Region
EK Yeoh, KC Chong, CJ Chiew, VJ Lee, CW Ng, H Hashimoto, S Kwon, ...
One Health, 100213, 2021
242021
Effectiveness of bivalent mRNA vaccines against medically attended symptomatic SARS-CoV-2 infection and COVID-19-related hospital admission among SARS-CoV-2-naive and …
CY Tan, CJ Chiew, D Pang, VJ Lee, B Ong, LF Wang, EC Ren, DC Lye, ...
The Lancet Infectious Diseases 23 (12), 1343-1348, 2023
212023
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