Portal pressure decrease after esophagogastric devascularization and splenectomy in schistosomiasis: long-term varices behavior, rebleefing ratE, and role of endoscopic treatment - Silva Neto, Walter De Biase da; Herman, Paulo; Tredicci, Thiago Miranda; Coelho, Fabricio Ferreira; Maksissi, Fabio Ferrari (Arquivos de gastroenterologia, 2018)