Does vitamin D supplementation prevent SARS-CoV-2 infection in military personnel? Review of the evidence
Iain T Parsons, R M Gifford, M J Stacey, L E Lamb, M K O'Shea, D R Woods
BMJ Mil Health Aug 2021, 167 (4) 280-286; DOI: 10.1136/bmjmilitary-2020-001686