@stevedemaio @EricTopol 5 days is the CDC guidance with or without meds, so thank them. Supposed to wear a mask until day 10.
@stevedemaio@EricTopol 5天是CDC的指南，无论是否有药物，所以感谢他们。应该戴口罩直到第10天。
@stevedemaio @EricTopol 5 days is the CDC guidance with or without meds, so thank them. Supposed to wear a mask until day 10.
@stevedemaio@EricTopol 5天是CDC的指南，无论是否有药物，所以感谢他们。应该戴口罩直到第10天。