Polietilenglicol vs Sodium Picosulfate: a Quality Comparison of Colonic Cleansing and Tolerance in Divided Doses - Olavide Aguilar, Ramon; Farca Belsaguy, Alberto; Angulo-Molina, Diego; Salceda Otero, Juan C; Lozoya Gonzalez, Diego; Pelaez-Luna, Mario; Romero Vallejo, Fausto; Vazquez Mora, Eduardo; Balderas Vazquez, Alfonso (Gastrointestinal Endoscopy, 2015)