P-147Outcome of second-line chemotherapy (CT2) after first-line CT (CT1) with platinum plus gemcitabine in advanced biliary tract cancer (aBTC): is it worthwhile?. (24th June 2015) - Fornaro, L.; Vivaldi, C.; Brandi, G.; Cereda, S.; Aprile, G.; Santini, D.; Silvestris, N.; Lonardi, S.; Leone, F.; Milella, M.; Caparello, C.; Musettini, G.; et al.