Resources with keywords: covid-19
Lindsley WG, et.al.(2021) , , 55:10, 1125-1142, DOI: 10.1080/02786826.2021.1933377
Lindsley WG, et al.
The authors studied the source control performance of 15 cloth masks, two medical masks, and two N95 filtering facepiece respirators by measuring their ability to block aerosols < or = to 7 micrometers
The greater decline in COVID-19 morbidity and mortality in older adults, the age group with the highest vaccination rates, demonstrates the potential impact of increasing population-level vaccination coverage.
During April 11–24, 2021, the B.1.1.7 and P.1 variants represented an estimated 66% and 5% of U.S. infections, respectively, demonstrating the potential for new variants to emerge and become predominant.
Jennifer Abbasi
Simpson CR, et. al.
Pishko A, Bussel JB, Cines DB.
A prospective cohort analysis finds a link between the ChAdOx1 vaccine and an autoimmune disorder known as immune thrombocytopenia—but questions remain and causality is yet to be established.
Discusses the risk of animals spreading Covid and the risk of spreading Covid to animals, also research with animals.

