Pre-infection 25-hydroxyvitamin D3 levels and association with severity of COVID-19 illnessAmiel A. Dror(Bar-Ilan University), Eyal Sela(Bar-Ilan University)PLoS ONEFebruary 3, 202210.1371/journal.pone.0263069Cited by 87SaveCiteExport RISWatch citationsRelated PapersPre-infection 25-hydroxyvitamin D3 levels and association with severity of COVID-19 illness|medRxiv|2021|8