Vitamin D deficiency can reduce vaccine efficacy : vimarsana

India has started showing declining Covid trends over the past few weeks as the nation is reporting below one lakh Covid infections for the past few days.

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Delhi , India , Sujeet Kumar Singh , Vikas Oswal , Amitav Banerjee , Prof Head Of Community Medicines , National Center , Dy Patil Medical College Pune , Community Medicines , Disease Control , Managing Director , Vitamind , Covid Infections , Immune System ,