LiLanjuan,left,arenownedChineseepidemiologist,posesforaphotowiththe600thcuredpatientofCOVID-19attheeastbranchofRenminHospitalofWuhanUniversityinWuhan,HubeiProvince,onMarch16,2020.[Photo/Xinhua]
Arumorclaimsthenovelcoronavirus,thepathogenthatcausesCOVID-19,canremaininthebod