Treatment of unstable trochanteric fractures. Randomised comparison of the gamma nail and the proximal femoral nail. - Schipper,I.B.; Steyerberg,E.W.; Castelein,R.M.; van der Heijden,F.H.; den Hoed,P.T.; Kerver,A.J.; van Vugt,A.B. (J Bone Joint Surg [Br], 2004)