On March 6, there were 7 newly confirmed cases in Changchun and 5 asymptomatic infections Sina Jilin, March 7, 10:19 attention Novel coronavirus pneumonia was confirmed in 7 new cases in Changchun and 0-24 asymptomatic cases in March 6th at 5. 1 covid-19 confirmed cases were imported from overseas. Bulletin of novel coronavirus pneumonia in Changchun city health and Health Committee Novel coronavirus pneumonia was confirmed in 7 new cases in Changchun and 0-24 asymptomatic cases in March 6th ...