SHAPIRO, Frederic. Legg-Calvé-Perthes Disease: A Study of Lower Extremity Length Discrepancies and Skeletal Maturation. Acta Orthopaedica, [S. l.], v. 53, n. 3, p. 437–444, 1982. DOI: 10.3109/17453678208992238. Disponível em: https://actaorthop.org/actao/article/view/28709. Acesso em: 2 may. 2026.