Reply to "When calculating COVID-19 incidence, mandatory PCR testing should be preferred over voluntary antigen testing"

Affiliations

• ¹ Department of Emergency Medicine, Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Taoyuan, Taiwan; Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan.
• ² Department of Laboratory Medicine, New Taipei Municipal Tucheng Hospital, New Taipei City, Taiwan.
• ³ Department of Emergency Medicine, Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Taoyuan, Taiwan; Department of Emergency Medicine, New Taipei City Hospital, New Taipei City, Taiwan.
• ⁴ Department of Emergency Medicine, Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Taoyuan, Taiwan; Department of Emergency Medicine, New Taipei Municipal Tucheng Hospital, New Taipei City, Taiwan.
• ⁵ Department of Emergency Medicine, Chang Gung Memorial Hospital and Chang Gung University College of Medicine, Taoyuan, Taiwan; Chang Gung Medical Education Research Centre, Chang Gung Memorial Hospital, Taoyuan, Taiwan.
• ⁶ Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan; Department of Internal Medicine, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan. Electronic address: fangct@ntu.edu.tw.