Created at	Source	Raw Value	Validated value
Jan. 13, 2022, 11 p.m.	oms	1. age 12-30 year old 2. no active underlying disease. 3. informed to participated the study.	1. age 12-30 year old 2. no active underlying disease. 3. informed to participated the study.
Oct. 7, 2021, 9:30 a.m.	oms	1. age 12-25 year old 2. no active underlying disease. 3. informed to participated the study.	1. age 12-25 year old 2. no active underlying disease. 3. informed to participated the study.