Administration of an Anal Bulking Agent With Polyacrylate-Polyalcohol Copolymer Particles Versus Endoanal Electrical Stimulation With Biofeedback for the Management of Mild and Moderate Anal Incontinence: A Randomized Prospective Study - Correa Neto, Isaac J. F.; Pinto, Rodrigo A.; Brandao, Debora G.; Batista, Patricia A.; Bustamante-lopez, Leonardo A.; Cecconello, Ivan; Nahas, Sergio Carlos (Diseases of the colon & rectum, 2022)