SAMAD, A.; KHANZADA, T. W.; SUSHEL, C. COST EFFECTIVENESS OF TOPICAL GLYCERYL TRINITRATE VERSUS LATERAL INTERNAL SPHINCTEROTOMY FOR CHRONIC ANAL FISSURE. Journal of Postgraduate Medical Institute, [S. l.], v. 21, n. 1, 2011. Disponível em: https://www.jpmi.org.pk/index.php/jpmi/article/view/139. Acesso em: 3 may. 2024.