Schmitz, P. P. ., Hannink, G., Reijmer, J., Somford, M. P., & van Susante, J. L. C. (2022). Increased failure rates after the introduction of the TFNA proximal femoral nail for trochanteric fractures: implant related or learning curve effect?. Acta Orthopaedica, 93, 234–240. https://doi.org/10.2340/17453674.2022.1410