Calderazzi F, Pompili M, Carolla A, Schiavi P, Groppi G, Ceccarelli F. Gamma nail™ in pertrochanteric fractures in elderly patients: is anatomical reduction necessary? A preliminary study. Acta Biomed. 2015;86(3):260-266. Accessed April 23, 2026. https://www.mattioli1885journals.com/index.php/actabiomedica/article/view/4248