Research
Effect of a test-and-treat approach to vitamin D supplementation on risk of all cause acute respiratory tract infection and covid-19: phase 3 randomised controlled trial (CORONAVIT)
BMJ 2022; 378 doi: https://doi.org/10.1136/bmj-2022-071230 (Published 07 September 2022) Cite this as: BMJ 2022;378:e071230Linked Editorial
Can vitamin D protect against covid-19?
Linked Research
Prevention of covid-19 and other acute respiratory infections with cod liver oil supplementation, a low dose vitamin D supplement