@brailemom @michaelmina_lab Symptomatic doesn't necessarily mean highly contagious.
@brailemom@michaelmina_实验室有症状并不一定意味着高度传染性。
@brailemom @michaelmina_lab Symptomatic doesn't necessarily mean highly contagious.
@brailemom@michaelmina_实验室有症状并不一定意味着高度传染性。