A COVID-19 patient with seven consecutive false-negative rRT-PCR results from sputum specimens

Cong Ying Song1, Da Gan Yang2, Yuan Lü3
1Department of Emergency Medicine, The First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, 310003, People's Republic of China
2Department of Laboratory Medicine, The First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, 310003, People's Republic of China
3Zhejiang Provincial Key Laboratory for Diagnosis and Treatment of Aging and Physic-Chemical Injury Diseases, The First Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou, 310003, People's Republic of China

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