SØRENSEN, Hans Rahbek. A Guide for Use in X-Raying the Lumbar Column in the Lumbo-Inguinal Projection. Acta Orthopaedica, [S. l.], v. 23, n. 2, p. 87–89, 1953. DOI: 10.3109/17453675308991201. Disponível em: https://actaorthop.org/actao/article/view/30882. Acesso em: 22 jun. 2026.