[A study on 2-directional hip arthrography in congenital dislocation of the hip].
D002675:Child, Preschool; D005260:Female; D006618:Hip Dislocation, Congenital / Q000000981:diagnostic imaging* / Q000601:surgery; D006621:Hip Joint / Q000000981:diagnostic imaging*; D006801:Humans; D007223:Infant; D008297:Male; D008722:Methods; D011859:Radiography