CO2 Laser Therapy for Chronic Anal Fissure Resistant to Non-Invasive Treatment: A Single Centre Experience. Indian Journal of Public Health Research & Development, [S. l.], v. 13, n. 2, p. 203–209, 2022. DOI: 10.37506/ijphrd.v13i2.17934. Disponível em: https://mail.medicopublication.com/index.php/ijphrd/article/view/17934. Acesso em: 26 may. 2026.