1 Division of Surgery and Interventional Science, University College London, London, United Kingdom. Electronic address: [email protected].
2 Division of Surgery and Interventional Science, University College London, London, United Kingdom; Department of Biostatistics, University of Notre Dame, Fremantle, WA, Australia.
3 University Medical Centre Freiburg, University of Frieberg, Frieberg, Germany.
4 Department of Radiation Oncology, University Medical Centre Mannheim, Medical Faculty Mannheim, Heidelberg University, Heidelberg, Germany.
5 Department of Surgery, Centro di Riferimento Oncologico di Aviano (CRO) IRCCS, Aviano, Italy.
6 Department of Surgery, University of California, San Francisco, California.
7 University College London, London, United Kingdom.
8 London, United Kingdom.
9 University of Southern California, John Wayne Cancer Institute & Helen Rey Breast Cancer Foundation, Los Angeles, California.
10 Department of Radiation Oncology, Centro di Riferimento Oncologico di Aviano (CRO) IRCCS, Aviano, Italy.
11 Department of RadioOncology and Radiotherapy, Technical University of Munich, Munich, Germany.
12 Department of Oncology, St Olav's University Hospital, Trondheim, Norway.
13 Radiation Oncology, Summit Medical Center, Oakland, California.
14 Department of Radiation Oncology, Sir Charles Gairdner Hospital, Perth, WA, Australia.
15 Department of Clinical Oncology, University College London Hospitals, London, United Kingdom.