SERNBO, Ingemar; JOHNELL, Olof; BÅÅTH, Lars; NILSSON, Jan-Åke. Internal fixation of 410 cervical hip fractures: A randomized comparison of a single nail versus two hook-pins. Acta Orthopaedica, [S. l.], v. 61, n. 5, p. 411–414, 1990. DOI: 10.3109/17453679008993551. Disponível em: https://actaorthop.org/actao/article/view/22404. Acesso em: 10 may. 2026.