Rickets.
D002118:Calcium / Q000627:therapeutic use; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D008297:Male; D011859:Radiography; D012279:Rickets / Q000000981:diagnostic imaging* / Q000188:drug therapy; D014807:Vitamin D / Q000627:therapeutic use
D014807:Vitamin D; D002118:Calcium