High-dose versus standard-dose vitamin D supplementation in older adults with COVID-19 (COVIT-TRIAL): A multicenter, open-label, randomized controlled superiority trial – journals.plos.org May 31, 2022 by admin High-dose versus standard-dose vitamin D supplementation in older adults with COVID-19 (COVIT-TRIAL): A multicenter, open-label, randomized controlled superiority trial journals.plos.org Discussion disabled. Category: Deprivation of Liberty Previous post Next post