机译:Prolonged persistence of SARS-CoV-2 in the upper respiratory tract of asymptomatic infected individuals
All India Inst Med Sci AIIMS, Dept Community Med & Family Med, Jodhpur 342005, Rajasthan, India;
Council Sci & Ind Res CSIR, Engn Sci Lab, Cent Sci Instruments Org CSIO, Chandigarh 160030, India;
All India Inst Med Sci AIIMS, Dept Microbiol, Jodhpur 342005, Rajasthan, IndiaAll India Inst Med Sci AIIMS, Dept Gen Med, Jodhpur 342005, Rajasthan, IndiaAll India Inst Med Sci AIIMS, Jodhpur 342005, Rajasthan, India;