title: External beam radiotherapy of bladder carcinoma: considerations in determining the irradiation field margins.
authors.affiliation: Department of Radiotherapy, University Hospital of Ioannina, Ioannina, Greece. gbozios@gmail.com
authors.forename: G
authors.initials: G
authors.lastname: Bozios
authors.forename: A
authors.initials: A
authors.lastname: Capizzello
authors.forename: P
authors.initials: P
authors.lastname: Tsekeris