[Follow-up studies on femur head deformity in the treatment of congenital hip dislocation, with reference to prevention].
D002648:Child; D002675:Child, Preschool; D005270:Femur Head / Q000002:abnormalities*; D006618:Hip Dislocation, Congenital / Q000628:therapy*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn