Specific training in coloproctology: cross-sectional cohort study through the Young Group of the Spanish Association of Coloproctology Tamara Fernández-Miguel; Óscar Cano-Valderrama; Marta Paniagua García-Señorans; Alba Correa Bonito; Emilio Peña Ros; María Luisa Reyes-Díaz; Carlos Cerdán-Santacruz;

National observational study about the surgical treatment of anal fistula: Does the kind of hospital modify the results? Oscar Cano-Valderrama; Carlos Cerdán-Santacruz; Pilar Fernández Veiga; Tamara Fernández-Miguel; Elena Viejo; Álvaro García-Granero; Teresa Calderón; María L. Reyes;