Created at	Source	Raw Value	Validated value
June 27, 2024, 4 p.m.	usa	inclusion criteria: * self-reported close exposure to individuals who test positive for covid-19 virus	inclusion criteria: * self-reported close exposure to individuals who test positive for covid-19 virus
Oct. 26, 2020, 11:31 p.m.	usa	inclusion criteria: - self-reported close exposure to individuals who test positive for covid-19 virus	inclusion criteria: - self-reported close exposure to individuals who test positive for covid-19 virus