Quadriceps contracture.
D000293:Adolescent; D003286:Contracture / Q000209:etiology*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000188:drug therapy; D007273:Injections, Intramuscular / Q000009:adverse effects* / Q000379:methods; D008297:Male; D013848:Thigh