WALLGREN, G. Prevention OP Pressure Sores in Mommsen’s Method of Treating Flexion Contractures of the Knee. Acta Orthopaedica, [S. l.], v. 4, n. 1, p. 44–49, 1933. DOI: 10.3109/17453673308988855. Disponível em: https://actaorthop.org/actao/article/view/31364. Acesso em: 17 may. 2026.