title: The boy whose hair came back.
mesh_terms: D000506:Alopecia Areata / Q000188:drug therapy*; D002675:Child, Preschool; D004334:Drug Administration Schedule; D006801:Humans; D008297:Male; D011241:Prednisone / Q000008:administration & dosage / Q000627:therapeutic use*
chemical_list: D011241:Prednisone