Zhang, R [The way to reduce the"false negative results"of 2019 novel coronavirus nucleic acid detection]. [electronic resource] - Zhonghua yi xue za zhi Feb 2020 - E008 p. digital Publication Type: Journal Article ISSN: 0376-2491 Standard No.: 10.3760/cma.j.issn.0376-2491.2020.0008 doi