Abraar Karan, MD, Brigham and Women’s Healthcare facility and Harvard Health-related College, Boston.

Tom Frieden, MD, Resolvetosavelives.org.

Monica Gandhi, MD, University of California, San Francisco.

Alice Sato, MD, PhD, Kid’s Medical center & Medical Center, Omaha, NE.

Cell: “Uniting Infectious Disease and Physical Science Rules on the Relevance of Confront Masks for COVID-19.”

 JAMA Inside Medicine: “Evaluation of Fabric Masks and Modified Procedure Masks as Private Protective Gear for the Community During the COVID-19 Pandemic.”

Proceedings of the Countrywide Academy of Sciences: “Face masks significantly decrease COVID-19 instances in Germany.”

The Local: “Austrian governing administration to distribute cost-free FFP2 masks to more than 65s ‘by mid-January.’”

CDC.gov: “Your Information to Masks,” “Trends in County-Degree COVID-19 Incidence in Counties With and Without a Mask Mandate — Kansas, June 1-August 23, 2020,”

“Trends in COVID-19 Incidence Just after Implementation of Mitigation Measures — Arizona, January 22-August 7, 2020,” “Emergence of SARS-CoV-2 B.1.1.7 Lineage — United States, December 29, 2020-January 12, 2021.”

The Atlantic: “Why Aren’t We Putting on Improved Masks?”

The Lancet: “Mask-sporting linked to lowered COVID-19 transmission, US modelling analyze suggests.”