1. Thebault R, Ba Tran A, Williams V. The coronavirus is infecting and killing black Americans at an alarmingly high rate. Washington Post Accessed April 30, 2020 https://wwwwashingtonpostcom/nation/2020/04/07/coronavirus-is-infecting-killing-black-americans-an-alarmingly-high-rate-post-analysis-shows/, April 7, 2020.
2. Age-adjusted rates of lab confirmed covid-19 nonhospitalized cases, estimated non-fatal hospitalized cases, and patients known to have died 100,000 by race/ethnicity group as of april162020. https://www1nycgov/assets/doh/downloads/pdf/imm/covid-19-deaths-race-ethnicity-04162020-1pdf April16, 2020 (Accessed 05/11/2020).
3. 25-Hydroxyvitamin D Concentrations Are Lower in Patients with Positive PCR for SARS-CoV-2
4. Glicio E. Vitamin d level of mild and severe elderly cases of covid-19: A preliminary report. Available at SSRN: https://ssrncom/abstract=3593258. 2020.
5. Targeted 25-hydroxyvitamin D concentration measurements and vitamin D3 supplementation can have important patient and public health benefits