Created at	Source	Raw Value	Validated value
June 25, 2024, noon	usa	inclusion criteria: 1. gender: male/female 2. age of ≥18 years 3. asymptomatic individual with direct contact with laboratory confirmed covid-19 cases	inclusion criteria: 1. gender: male/female 2. age of ≥18 years 3. asymptomatic individual with direct contact with laboratory confirmed covid-19 cases
Nov. 16, 2021, 6:30 p.m.	usa	inclusion criteria: gender: male/female age of ≥18 years asymptomatic individual with direct contact with laboratory confirmed covid-19 cases	inclusion criteria: gender: male/female age of ≥18 years asymptomatic individual with direct contact with laboratory confirmed covid-19 cases
April 28, 2021, 12:31 a.m.	usa	inclusion criteria: 1. gender: male/female 2. age of ≥18 years 3. asymptomatic individual with direct contact with laboratory confirmed covid-19 cases	inclusion criteria: 1. gender: male/female 2. age of ≥18 years 3. asymptomatic individual with direct contact with laboratory confirmed covid-19 cases