EP-1430: Biliary cancer definitive radiotherapy: an atlas for ctv definition with elective nodal irradiation. (April 2018) - Bisello, S.; Calculli, L.; Renzulli, M.; Sallustio, G.; Macchia, G.; Deodato, F.; Mattiucci, G.C.; Cilla, S.; Mignogna, S.; Picardi, V.; Guido, A.; Giaccherini, L.; et al.