https://www.selleckchem.com/pr....oducts/tiragolumab-a
OBJECTIVES To investigate the widely concerned issue about positive real-time reverse transcription polymerase chain reaction (RT-PCR) test results after discharge in patients recovered from coronavirus disease 2019 (COVID-19). METHODS We identified seven cases of COVID-19 who was readmitted to hospital because of positive RT-PCR after discharge, including three pediatrics and four young adult patients. RESULTS Six patients had positive rectal swabs but negative throat swabs, and one patient had positive throat swabs. All