Documents Savoirs Neo-adjuvant chemo-radiation of rectal cancer with Volumetric Modulated Arc Therapy: summary of technical and dosimetric features and early clinical experience Richetti Antonella, Fogliata Antonella, Clivio Alessandro, Nicolini Giorgia, Pesce Gianfranco, Salati Emanuela, Vanetti Eugenio, Cozzi, Cozzi Luca