Cover coughs and sneezes

Copy and paste this code under photo or at the bottom of your post:

        Photo credit: History of Medicine Division - NLM - NIH on VisualHunt.comCopy
    

Attribute Photo

Copy and paste this code under photo or at the bottom of your post (HTML):

        Photo credit: <a href="https://visualhunt.co/a7/8015c443">History of Medicine Division - NLM - NIH</a> on <a href="https://visualhunt.com/re10/f36c39fd">VisualHunt.com</a>
        Copy