Media type: E-Article Title: A comparison of protocols for external beam radiotherapy beam calibrations Contributor: Saeed Al-Ahbabi, Salma; Bradley, D.A.; Beyomi, M.; Alkatib, Z.; Adhaheri, S.; Darmaki, M.; Nisbet, A. Published: Elsevier BV, 2012 Published in: Applied Radiation and Isotopes, 70 (2012) 7, Seite 1331-1336 Language: English DOI: 10.1016/j.apradiso.2011.11.065 ISSN: 0969-8043 Origination: Footnote: