9Muller EJ,Ostermann PAW,Wick M,et al.Fixation of distal femoral fractures with a retrograde intramedullary interlocking nail[].Injury.1999
10Leibner ED,Mosheiff R,Safran O,et al.Femoral fracture at the proximal end of an intramedullary supracondylar nail: a case report[].American Journal of Orthopedics.1999