Facial Protective Equipment and Social Distancing

You've written a great manuscript for us about personal protective equipment and social distancing, and the facts that this has on the spread of clover 19. And these are such important findings. Perhaps you could tell us a little bit about the origins of the study and what led to it. We have been working quite closely with the w the world th organization. The most commonly used are in the community setting thoughts about cotton or gauze face masks which can be home made.