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;

Impact of the pandemic on surgical activity in colorectal cancer in Spain. Results of a national survey Fernando de la Portilla de Juan; María Luisa Reyes Díaz; Irene Ramallo Solía;

Elective Surgery During the SARS-CoV-2 Pandemic (COVID-19): A Morbimortality Analysis and Recommendations on Patient Prioritisation and Security Measures Marcello Di Martino; Javier García Septiem; Rocío Maqueda González; Jose Luis Muñoz de Nova; Ángela de la Hoz Rodríguez; Alba Correa Bonito; Elena Martín-Pérez;