https://www.uc.edu/news/articles/2020/09/scitechdaily-highlights-uc-research-on-face-masks.html
SciTechDaily highlights UC research on face masks | University of Cincinnati
Sep 24, 2020 - A UC study compared silk to cotton and synthetic fibers in preventing infection from coronavirus.
research onface masksuniversity ofscitechdailyhighlights