Diathermy Versus Scalpel in Midline Abdominal Incision: A Systematic Review and Meta-Analysis of Randomized Controlled Trials Nicole dos Santos Pimenta; Ana Clara Felix de Farias Santos; João Pedro Costa Esteves Almuinha Salles; Juliana Millani de Oliveira; Pedro Henrique Costa Matos da Silva; Renan Carlo Colombari;

LIFT procedure for posterior fistula-in-ano. Are outcomes good enough? A systematic review and meta-analysisis of observational studies Carlos Placer Galán; Ignacio Aguirre; Tania Pastor; Ane Etxart; Jose María Enriquez Navascués;

Early-rectal Cancer Treatment: A Decision-tree Making Based on Systematic Review and Meta-analysis Ignacio Aguirre-Allende; Jose Maria Enriquez-Navascues; Garazi Elorza-Echaniz; Ane Etxart-Lopetegui; Nerea Borda-Arrizabalaga; Yolanda Saralegui Ansorena; Carlos Placer-Galan;