@chiiki_i @mista98berk @RhondaMoskowitz @DrEliDavid Also for travel. Some countries required a test regardlesss of vax. Rarely found vaxed positive until delta. After delta it started showing up a lot. First big outbreak in vaxed was Singapore airport (delta).
@chiiki\u i@mista98berk@RhondaMoskowitz@DrEliDavid也用于旅行。一些国家要求进行vax的无需测试。在delta之前很少发现VAX阳性。delta之后，它开始大量出现。Vax的第一次大爆发是新加坡机场（delta）。