Medical Face Mask Pattern & How-To | Martha Stewart
Apr 03, 2020·Alok Patel, M.D., a pediatrician in New York City affiliated with New York-Presbyterian Hospital-Columbia and Cornell and UCSF Benioff Children's Hospital Oakland, says that there is an important distinction to be made between N95 masks and loose-fitting medical masks like the one in this tutorial. "When it comes to a mask's effectiveness ...