Results at one year of the TROPIS technique in the treatment of complex anal fistula María Luisa Reyes Díaz; Fátima Hinojosa Ramirez; Irene María Ramallo Solís; Rosa María Jiménez Rodríguez; Jose Pintor Tortolero; Ana María García Cabrera; Jorge M. Vázquez Monchul; Fernando de la Portilla de Juan;

Prognostic impact of log odds of positive lymph nodes (LODDS) in the stratification of patients with rectal cancer Vincenzo Vigorita; Oscar Cano-Valderrama; Raquel Sánchez-Santos; Marta Paniagua-Garcia-Señorans; Enrique Moncada; Gianluca Pellino; Jesús Paredes-Cotoré; Enrique Casal;

Fluorescence and tracers in surgery: the coming future Salvador Morales-Conde; Laura Navarro-Morales; Francisco Moreno-Suero; Andrea Balla; Eugenio Licardie;