4Sevitt S ,Thompson RG. The distribution and anasto- mosis of arteries supplying the bead and neck of the femur [J]. J Bone Joint Surg (Br), 1965,47 (3) : 560- 573.
5Swiontkowski MF, Winquist RA, Hansen ST Jr. Fractures of the femoral neck in patients between the ages of twelve and forty-nine yearsFJ~. J Bone Joint Surg (Am), 1984,66 (6) : 837-846.
6Swiontkowski MF ,Hansen ST Jr ,Kellam J. Ipsilater- al fracture of the femoral neck and shaft :A treatment protocol[J]. J Bone Joint Surg(Am), 1984, 66 (2) : 260-268.
7Drake JK, Meyers MH. Intracapsular pressure and hemarthrosis following femoral neck fracture [J]. Clin Orthop,1984(182):172-176.
8Ehlinger T. Moser P. Adam: Early prediction of femoral head avascular necrosis following neck frac- ture [J]. Revue de Chirurgie Orthopedique et Trau- matologique, 2011,97 (1) : 79-88.
9Calandruccio RA,Anderson WE. Post-fracture avas- cular necrosis of the femord head:Correlation of ex- perimentd and clinical studies [J]. Olin Orthop, 1980 (152) :49-84.
10Catto M. A histological study of avascular necrosis of the femoral head after transcervical fracture [J].J Bone Joint Surg (Br), 1965,47 (4) : 749-776.
