BECKER, Roland; PAP, Géza; MACHNER, Andreas; NEUMANN, Wolfram H. Strength and motion after hemiarthroplasty in displaced four-fragment fracture of the proximal humerus: 27 patients followed for 1-6 years. Acta Orthopaedica, [S. l.], v. 73, n. 1, p. 44–49, 2002. DOI: 10.1080/000164702317281396. Disponível em: https://actaorthop.org/actao/article/view/19853. Acesso em: 25 apr. 2026.