ZETTERBERG, Carl H.; IRSTAM, Lars; ANDERSSON, Gunnar B. J. Femoral Neck Fractures in Young Adults. Acta Orthopaedica, [S. l.], v. 53, n. 3, p. 427–435, 1982. DOI: 10.3109/17453678208992237. Disponível em: https://actaorthop.org/actao/article/view/28705. Acesso em: 14 may. 2026.