inclusion criteria: 1. inpatient or outpatient: inpatient 2. positive sars-cov-2 test by a method eligible for definitive diagnosis 3. enrollment in this study within 5 days after onset of symptoms of sars-cov-2 infection (covid-19) (for asymptomatic patients, enrollment in this study within 5 days after collection of the sample that tested positive)

inclusion criteria: 1. inpatient or outpatient: inpatient 2. positive sars-cov-2 test by a method eligible for definitive diagnosis 3. enrollment in this study within 5 days after onset of symptoms of sars-cov-2 infection (covid-19) (for asymptomatic patients, enrollment in this study within 5 days after collection of the sample that tested positive)

inclusion criteria: inpatient or outpatient: inpatient positive sars-cov-2 test by a method eligible for definitive diagnosis enrollment in this study within 5 days after onset of symptoms of sars-cov-2 infection (covid-19) (for asymptomatic patients, enrollment in this study within 5 days after collection of the sample that tested positive)

inclusion criteria: inpatient or outpatient: inpatient positive sars-cov-2 test by a method eligible for definitive diagnosis enrollment in this study within 5 days after onset of symptoms of sars-cov-2 infection (covid-19) (for asymptomatic patients, enrollment in this study within 5 days after collection of the sample that tested positive)

inclusion criteria: 1. inpatient or outpatient: inpatient 2. positive sars-cov-2 test by a method eligible for definitive diagnosis 3. enrollment in this study within 5 days after onset of symptoms of sars-cov-2 infection (covid-19) (for asymptomatic patients, enrollment in this study within 5 days after collection of the sample that tested positive)

inclusion criteria: 1. inpatient or outpatient: inpatient 2. positive sars-cov-2 test by a method eligible for definitive diagnosis 3. enrollment in this study within 5 days after onset of symptoms of sars-cov-2 infection (covid-19) (for asymptomatic patients, enrollment in this study within 5 days after collection of the sample that tested positive)