Privational vitamin D deficiency.
D000284:Administration, Oral; D000328:Adult; D000368:Aged; D004032:Diet; D006801:Humans; D007223:Infant; D010018:Osteomalacia / Q000175:diagnosis / Q000209:etiology; D012306:Risk; D012621:Seasons; D012867:Skin / Q000378:metabolism; D013472:Sunlight; D014807:Vitamin D / Q000008:administration & dosage / Q000096:biosynthesis; D014808:Vitamin D Deficiency / Q000150:complications / Q000188:drug therapy / Q000209:etiology*
D014807:Vitamin D