Pertrochanteric fractures: is there an advantage to an intramedullary nail? A randomized, prospective study of 206 patients comparing the dynamic hip screw and proximal femoral nail. - Saudan,M.; Luebbeke,A.; Sadowski,C.; Riand,N.; Stern,R.; Hoffmeyer,P. (J Orthop Trauma, 2002)