CDC的指南
https://www.cdc.gov/coronavirus/2019-ncov/your-health/quarantine-isolation.html
BTW,我不認同。下麵這條我符合:
Ending isolation if you had symptoms
End isolation after 5 full days if you are fever-free for 24 hours (without the use of fever-reducing medication) and your symptoms are improving.
要這樣的話,我從有症狀開始隻要隔離7天就行了。我昨天是第9天,抗原測試還是強陽性。