National survey on the treatment of cholelitiasis in Spain during the initial period of the COVID-19 pandemic Benedetto Ielpo; Mikel Prieto; Irene Ortega; José María Balibrea; Inés Rubio-Pérez; Montse Juvany; Miguel Ángel Gómez-Bravo; José Manuel Ramia;

Towards ambulatorization of appendectomy: Lessons learned during the pandemic Rebeca González Peredo; Víctor Jacinto Ovejero Gómez; Patrizio Petrone; Corrado P. Marini; María Dolores Prieto Salceda; José Manuel Bernal Marco; Dieter Morales-García;

Analysis of the broadcasting and perceived utility through the implementation of a virtual training platform during the pandemic Raquel Sánchez-Santos; Salvador Morales-Conde; Jose Luis Ramos Rodriguez; Estibaliz Alvarez Peña; Jose Manuel Aranda Narváez; Mario Alvarez Gallego; Josep María Badía; Jose Maria Balibrea del Castillo; Alejandra Garcia-Botella; Xavier Guirao Garriga; Eloy Espin Basany; Esteban Martin-Antona; Elena Martin Perez; Sagrario Martinez Cortijo; Isabel Pascual Miguelañez; Lola Perez Diaz; Ines Rubio Perez; Victoriano Soria Aledo;