?:authorAffiliation
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[\'Department of Infectious Diseases, Yongchuan Hospital of Chongqing Medical University, Chongqing 400016, P.R. China.\', \'Cancer center, Daping Hospital, The Third Military Medical University, Yuzhong District, Chongqing 400042, P.R. China.\', \'Chongqing Yongchuan District Center for Disease Control and Prevention, Chongqing 400016, P.R. China.\', \'Department of Infectious Diseases, The First Affiliated Hospital of Chongqing Medical University, Chongqing 400016, P.R. China.\']
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