RT Journal Article SR Electronic(1) A1 Xing, Yuanyuan A1 Mo, Pingzheng A1 Xiao, Yu A1 Zhao, Oiu A1 Zhang, Yongxi A1 Wang, Fan YR 2020 T1 Post-discharge surveillance and positive virus detection in two medical staff recovered from coronavirus disease 2019 (COVID-19), China, January to February 2020 JF Eurosurveillance VO 25 IS 10 SP 2000191 OP DO https://doi.org/10.2807/1560-7917.ES.2020.25.10.2000191 UL https://www.eurosurveillance.org/content/10.2807/1560-7917.ES.2020.25.10.2000191