SOMMER, Jorgen. Atypical Hip Click in the Newborn. Acta Orthopaedica, [S. l.], v. 42, n. 4, p. 353–356, 1971. DOI: 10.3109/17453677108989055. Disponível em: https://actaorthop.org/actao/article/view/29887. Acesso em: 7 may. 2026.