Effectiveness of Low-Volume Colonic Preparation and Bisacodyl in Hospitalized Patients: Randomized, Single-Blind Clinical Trial - Lopez Diaz, F. J.; Rodriguez, R. Macias; Mayorquín Aguilar, J. M.; Romero, S. Lopez; Baltazar, E. Jasso; Barreto-Zuniga, R. (Endoscopy, 2023)