Looking at the review paper cited in this article[1], the authors all seem to be actual doctors, in fields such as pulmonary and critical care, working at hospi

Looking at the review paper cited in this article[1], the authors all seem to be actual doctors, in fields such as pulmonary and critical care, working at hospitals and medical schools - not "armchair doctors". [1] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8088823 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8088823