CONTENT VALIDATION OF THREE MODULES FOR ONLINE TRAINING OF MINIMALLY INVASIVE SURGERY - Sánchez-Peralta, LF; Ortega-Morán, JF; Sánchez-González, P; Oropesa, I; Juhos, K; Tiu, C; Pagador, JB; Sánchez-Margallo, FM (British Journal Of Surgery, 2023)