DOI:
10.1055/s-00000085
The Thoracic and Cardiovascular Surgeon
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References
Pung R, Chiew CJ, Young BE. Singapore 2019 Novel Coronavirus Outbreak Research Team. et al.
Investigation of three clusters of COVID-19 in Singapore: implications for surveillance and response measures.
Lancet 2020;
395 (10229): 1039-1046
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