이날 서울아산병원 1인실에서 입원치료를 받던 9세 여아가 양성으로 확인돼 방역당국이 역학조사에 들어갔다.
As a nine-year-old girl who was hospitalized in a single room at Asan Hospital in Seoul tested positive that day, the quarantine authorities began an epidemiological investigation.