title: Calciferol deficiency here and now.
mesh_terms: D004872:Ergocalciferols / Q000008:administration & dosage / Q000172:deficiency*; D006801:Humans; D012306:Risk; D014481:United States; D014808:Vitamin D Deficiency / Q000453:epidemiology / Q000378:metabolism
chemical_list: D004872:Ergocalciferols