Surface dose measurement with Gafchromic EBT3 film for intensity modulated radiotherapy technique Ugur Akbas, Nazmiye Donmez Kesen, Canan Koksal, Murat Okutan, Bayram Demir and Hatice Bilge Becerir EPJ Web Conf., 154 (2017) 01011 Published online: 29 September 2017 DOI: 10.1051/epjconf/201715401011