Association of Vitamin D Status and Other Clinical Characteristics With COVID-19 Test Results
JAMA Network Open (2020) - Comment
doi: 10.1001/jamanetworkopen.2020.19722  issn: 2574-3805  pubmed: 32880651 

David O. Meltzer, Thomas J. Best, Hui Zhang, Tamara Vokes, Vineet Arora, Julian Solway