Experts Discuss COVID-19—Remdesivir, Vaccines, and More. JAMA 2020 online (dostępny pełen tekst)
Robert Redfield, MD, Director of the US Centers for Disease Control and Prevention
On masking: I think the data are clearly there that masking works—whether it’s a face covering, whether it’s a simple surgical mask, or whether it’s masks that are used in the clinical setting
JAMA 5 sierpnia 2020