Safety and efficacy of ultrasound guided pectoral nerve block in patient undergoing breast conservation surgery: A prospective randomized single blinded Study. Greenfort International Journal of Applied Medical Science, [S. l.], v. 4, n. 2, p. 59–64, 2026. DOI: 10.62046/gijams.2026.v04i02.004. Disponível em: https://gijams.in/index.php/gijams/article/view/103. Acesso em: 23 may. 2026.