Gregory Chang

Clinical and Laboratory Findings in Patients With Potential Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Reinfection, May–July 2020

Karen K. Wong, A. Tamin, S. Tong, 2021, Clinical Infectious Diseases.

COVID-19 Vaccine Breakthrough Infections Reported to CDC — United States, January 1–April 30, 2021

L. Nolen, F. Medalla, T. Clark, 2021, MMWR. Morbidity and mortality weekly report.

Clinical and Laboratory Findings in Patients with Potential SARS-CoV-2 Reinfection, May–July 2020

Karen K. Wong, Bin Zhou, A. Tamin, 2021, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Countries with delayed COVID-19 introduction – characteristics, drivers, gaps, and opportunities

P. Ricks, A. Geller, A. Adamski, 2021, Globalization and Health.