AUTHOR=Pardhan Shahina , Smith Lee , Sapkota Raju P. TITLE=Vitamin D Deficiency as an Important Biomarker for the Increased Risk of Coronavirus (COVID-19) in People From Black and Asian Ethnic Minority Groups JOURNAL=Frontiers in Public Health VOLUME=8 YEAR=2021 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2020.613462 DOI=10.3389/fpubh.2020.613462 ISSN=2296-2565