MUÑOZ P., Nelson; RODRÍGUEZ G., Marcelo; CAMPAÑA W., Nicolás; AGAR F., Solange; CAMPAÑA V., Gonzalo. Comparative evaluation of effectiveness and tolerability with polyethylene glycol and sodium picosulfate-magnesium citrate as intestinal preparation agents for colonoscopy. Revista de Cirugia, Santiago, CL, v. 70, n. 3, 2018. Disponível em: https://www.plataforma.revistacirugia.cl/index.php/revistacirugia/article/view/283. Acesso em: 14 nov. 2026.