PRO/AH/EDR> COVID-19 update (117): transmission, diagnosis, Philippines, WHO, global

COVID-19 — Philippines
Wu P, Liu F, Chang Z, et al. Assessing asymptomatic, pre-symptomatic and symptomatic transmission risk of SARS-CoV-2, Clinical Infectious Diseases, 2021; ciab271,

Abstract
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“Background: The relative contributions of asymptomatic, pre-symptomatic and symptomatic transmission of SARS-CoV-2 have not been clearly measured although control measures may differ in response to the risk of spread posed by different types of cases.
“Methods: We collected detailed information on