2Niebaner JJ,King DE.Congenital dislocation of the knee[J].J Bone Jiont Surg(Am),1960,42:207.
3Lanrence M.Genu recurvatum congenitum[J].J Bone Jiont Surg (Br),1967,49:121.
4Curtis BH,Fisher RL.Congenital Hyperectension with anterior subluxation of the knee;surgical treatmennt and longobservations[J].J Bone Jiont Surg(Am),1969,51:255.
5Kalz MP,Grogono BJS.Soper KC,the etiology and treatment of congenital dislocation of the knee[J].J Bone Jiont Surg(Br),1967,49:112.
