"Our rationale for requiring the vaccine for all United's US-based employees was simple - to keep our people safe - and the truth is this: everyone is safer when everyone is vaccinated, and vaccine requirements work," its chief executive Scott Kirby and president Brett Hart said on Tuesday.

อ่านต่อเพิ่มเติม โรงเรียนบ้านทุ่งแฝก สาระน่ารู้ บรรยากาศ