A new pre-print study from NYU Grossman School of Medicine shows that the addition of zinc to a hydroxychloroquine and azithromycin COVID-19 regimen may result in a statistically significant reduction in mortality. Dr. Seheult discusses the interesting results and possible confounders of this retrospective observational study in this video. Note: This video apparently discusses a topic or medication that has been flagged by YouTube's computers and is temporarily unavailable. Please visit our website to view this COVID-19 update: