한편 질병관리본부는 지난 16일 폐렴환자를 상대로 코로나19 감염 여부를 전수조사하겠다고 밝혔는데 A씨처럼 감염 경로를 예측하기 어려운 경우가 나오고 있기 때문이다.
Meanwhile, the Korea Centers for Disease Control and Prevention (KCDC) said on the 16th that it will conduct a full investigation into patients with pneumonia for Covid 19, as it is difficult to predict the route of infection like A.