1 Head and Neck Unit, The Royal Marsden NHS Foundation Trust, London, UK; Division of Radiotherapy and Imaging, The Institute of Cancer Research, London, UK. Electronic address: [email protected].
2 Head and Neck Unit, The Royal Marsden NHS Foundation Trust, London, UK; Division of Radiotherapy and Imaging, The Institute of Cancer Research, London, UK.
3 University College London Hospital, London, UK.
4 Queen Elizabeth Hospital, Birmingham, UK.
5 King's College, London, UK.
6 Experimental Cancer Medicine Team, The Christie NHS Foundation Trust, Manchester, UK.
7 Leeds Cancer Centre, St James's Hospital, Leeds, UK.
8 The Clatterbridge Cancer Centre, Liverpool, UK; The University of Liverpool, Liverpool, UK.
9 Head and Neck Unit, The Royal Marsden NHS Foundation Trust, London, UK.