Fig. 2
From: Vitamin D deficiency and vitamin D receptor FokI polymorphism as risk factors for COVID-19

Mean serum 25(OH) D among the studied patients’ VDR Fok I genotypes.
From: Vitamin D deficiency and vitamin D receptor FokI polymorphism as risk factors for COVID-19

Mean serum 25(OH) D among the studied patients’ VDR Fok I genotypes.