1. Boisson J, Debbasch L, Bensaude A. Les algies anorectales essentielles. Arch Fr Mal Appar Dig 1966;55:3–24.
2. Neill ME, Swash M. Chronic perianal pain: an unsolved problem. J R Soc Med 1982;75:96–101.
3. Swash M. Chronic perianal pain. In: Henry MM, Swash M, eds. Coloproctology and the pelvic floor. Pathophysiology and management. London: Butterworths, 1985:388–92.
4. Ger GC, Wexner SD, Jorge JM,et al. Evaluation and treatment of chronic intractable rectal pain, a frustrating endeavor. Dis Colon Rectum 1993;36:139–45.
5. Amarenco G, Lanoe Y, Ghnassia RT, Goudal H, Perrigot M. Syndrome du canal d'Alcock et névralgie périnéale. Rev Neurol (Paris) 1988;144:523–6.