This paper has a chart (figure 2) of the disease incidence prevention by serum vitamin D levels above the baseline of 25 ng/ml. https://www.researchgate.net/pu

This paper has a chart (figure 2) of the disease incidence prevention by serum vitamin D levels above the baseline of 25 ng/ml. https://www.researchgate.net/publication/276034276_Vitamin_D_in_Children's_Health#pf6 https://www.researchgate.net/publication/276034276_Vitamin_D...