title: Vitamin A and calcium in mine compound diets.
mesh_terms: D002118:Calcium / Q000097:blood; D002136:Calcium, Dietary; D004032:Diet; D006801:Humans; D008722:Methods; D008906:Mining; D009787:Occupational Medicine; D013019:South Africa; D014801:Vitamin A / Q000032:analysis / Q000097:blood
chemical_list: D002136:Calcium, Dietary; D014801:Vitamin A; D002118:Calcium