Topic 181: Current Affairs Analysis 2020- Vitamin D deficiency could be harmful to COVID-19 patients Affairsanalysiscamera phoneCoronavirusCOVID-19COVID19CURRENTDeficiencyfreeHarmfulimmune systemIMMUNITYPatientssharingTopicuploadvideovideo phoneVITAMINvitamin COVID-19vlogYouTube