“There were no differences in diagnosed/suspected #Covid19 between never, current and ex-vapers.” There was a “small negative (protective) association” but the researchers ruled that out. https://www.medrxiv.org/content/10.1101/2020.12.01.20241760v1
“There were no differences in diagnosed/suspected #Covid19 between never, current and ex-vapers.” There was a “small negative (protective) association” but the researchers ruled that out. https://www.medrxiv.org/content/10.1101/2020.12.01.20241760v1