COMPARISON OF LASER AND CONVENTIONAL OPEN LATERAL INTERNAL SPHINCTEROTOMY IN PATIENTS WITH CHRONIC ANAL FISSURE: A RANDOMIZED CONTROLLED TRIAL. Review Journal of Neurological & Medical Sciences Review, [S. l.], v. 4, n. 4, p. 167–179, 2026. DOI: 10.63075/ykzr8349. Disponível em: https://nmsreview.org/index.php/rjnmsr/article/view/811. Acesso em: 20 apr. 2026.