HIRSCH, Carl. An Attempt to Diagnose the Level of a Disc Lesion Clinically by Disc Puncture. Acta Orthopaedica, [S. l.], v. 18, n. 1-4, p. 132–140, 1949. DOI: 10.3109/17453674908988964. Disponível em: https://actaorthop.org/actao/article/view/31067. Acesso em: 28 may. 2026.