HOIKKA, Veijo; POUSSA, Mikko; YRJÖNEN, Timo; ÖSTERMAN, Kalevi. Intertrochanteric varus osteotomy for Perthes’ disease: Radiographic changes after 2–16-year follow-up of 126 hips. Acta Orthopaedica, [S. l.], v. 62, n. 6, p. 549–553, 1991. DOI: 10.3109/17453679108994494. Disponível em: https://actaorthop.org/actao/article/view/22272. Acesso em: 26 apr. 2026.