Fig. 1
From: The role of vitamin D in the prevention of coronavirus disease 2019 infection and mortality
Mean vitamin D levels per courtry versus COVID-19 cases and mortality/1M population
Fig. 1 | Aging Clinical and Experimental Research
From: The role of vitamin D in the prevention of coronavirus disease 2019 infection and mortality
Mean vitamin D levels per courtry versus COVID-19 cases and mortality/1M population