title: Behavioral contingencies and self-mutilation in Lesch-Nyhan disease.
mesh_terms: D000293:Adolescent; D001521:Behavior Therapy / Q000379:methods*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007926:Lesch-Nyhan Syndrome / Q000523:psychology* / Q000628:therapy; D008297:Male; D011678:Punishment; D012652:Self Mutilation / Q000628:therapy*