TY - JOUR T1 - Evaluation of the effectiveness of 4% formalin in the treatment of hemorrhagic actinic proctitis JO - Journal of Coloproctology (Rio de Janeiro) A1 - Torres Neto, Juvenal Rocha A1 - Moura, Alex Rodrigues A1 - Teixeira, Fábio Ramos A1 - Menezes, Ana Paula Andrade A1 - Mariano, Dam Rodrigues SN - 2237-9363 UL - 10.1590/S2237-93632011000300006 VL - 31 Y1 - 2011 PB - Brasil ER -