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Continue to ChatSupplements may protect those with low vitamin D levels from severe COVID-19 https://clinicalnews.org/2021/03/20/supplements-may-protect-those-with-low-vitamin-d-levels-from-severe-covid-19/
Supplements may protect those with low vitamin D levels from severe COVID-19 https://clinicalnews.org/2021/03/20/supplements-may-protect-those-with-low-vitamin-d-levels-from-severe-covid-19/