Does wearing a facemask cause a decline in oxygen saturation in adults over 65? An article published by Chan, Lee and Hirsch in the Journal of the American Medical Association, October 30, 2020 looked at this vaccine question. Participants self-measured peripheral...
An interesting preprint on Medrxiv looked at this vexing question. Harvey and others look at the longitudinal monitoring of SARS-CoV-2 RNA on high touch surfaces in a community setting. They conducted longitudinal swab sampling of high touch non-porous...
An interesting preprint published by Miron and others in Medrxiv retrospectively examined COVID-19 incidence in 20 countries that held mass gathering rallies in the USA in August to September 2020. They were compared to the rest of the United States’ counties. ...
A preprint in Medrxiv by a Dutch group looked at five commercially available rapid antigen essays on samples from 1754 people who had already tested positive for the coronavirus with a standard PCR test, which is sensitive, but slow. The two most sensitive...
An interesting correspondence by Hernandez published October 22, 2020 in The Lancet looks at the answers to this perplexing question. One of the most striking facts about the COVID-19 pandemic is the notable difference in approach, attitude, control measures,...
An interesting comment by Chris T Bauch in The Lancet Infectious Diseases published October 22, 2020 looked at this point. The basic reproduction number (R0) is the average number of infections produced by a single infectious person in a population with no...
