Created at	Source	Raw Value	Validated value
Sept. 11, 2021, 4 a.m.	usa	Recovery rate of clinical symptoms (fever, cough, expectoration, chest tightness, shortness of breath, dyspnea) and virus negative conversion rate (RT-PCR) at day 7	Recovery rate of clinical symptoms (fever, cough, expectoration, chest tightness, shortness of breath, dyspnea) and virus negative conversion rate (RT-PCR) at day 7