Parasacral total resection of a retrorectal tumor with fistualization to the coccyx Margalida Campaner Payeras; Álvaro García-Granero García-Fuster; Myriam Fernández Isart; Francisco Javier González Argente;

Laparoscopic Heller¿s esophagomyotomy: treatment of achalasia in a patient with situs inversus Ester Ferrer-Inaebnit; Alessandro Bianchi; José Antonio Martínez Córcoles; Alberto Pagán Pomar;

Laparoscopic approach to accessory wandering spleen, an uncommon association Ester Ferrer-Inaebnit; Juan José Segura-Sampedro; Cristina Pineño-Flores; Rafael Morales-Soriano;