A. Al-mamgani, L. Tans, P. H. E. Van rooij, I. Noever, R. J. Baatenburg de jong, and P. C. Levendag, “Hypofractionated radiotherapy denoted as the ‘Christie scheme’: An effective means of palliating patients with head and neck cancers not suitable for curative treatment”, AO, vol. 48, no. 4, pp. 562–570, Jan. 2009.