Low serum 25-hydroxyvitamin D (25[OH]D) levels in patients hospitalized with COVID-19 are associated with greater disease severity.
Grigorios PanagiotouSu Ann TeeYasir IhsanWaseem AtharGabriella MarchitelliDonna KellyChristopher S BootNadia StockJames MacfarlaneAdrian R MartineauGraham BurnsRichard QuintonPublished in: Clinical endocrinology (2020)