An analysis of studies pertaining to masks in Morbidity and Mortality Weekly Report: Characteristics and quality of all studies from 1978 to 2023 "0/77 were ra

An analysis of studies pertaining to masks in Morbidity and Mortality Weekly Report: Characteristics and quality of all studies from 1978 to 2023 "0/77 were randomized studies." https://www.medrxiv.org/content/10.1101/2023.07.07.23292338v1.full https://www.medrxiv.org/content/10.1101/2023.07.07.23292338v... Here is a pdf. https://www.medrxiv.org/content/10.1101/2023.07.07.23292338v1.full.pdf https://www.medrxiv.org/content/10.1101/2023.07.07.23292338v...