1 Radiation Medicine Program, Princess Margaret Cancer Centre, University Health Network; Department of Radiation Oncology, University of Toronto, Canada. Electronic address: rachelmglicksman@gmail.com.
2 Department of Radiation Oncology, London Health Sciences Centre, Canada.
3 Department of Radiation Oncology, Rutgers Cancer Institute of New Jersey, Robert Wood Johnson Medical School, Rutgers University, New Jersey.
4 Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York.
5 University of Chicago Comprehensive Cancer Center, Chicago, Illinois.
6 Department of Radiation Oncology, Peter MacCallum Cancer Centre; Sir Peter MacCallum Department of Oncology, The University of Melbourne, Australia.
7 Department of Radiation Oncology, Iridium Network, Wilrijk, Belgium.
8 Department of Radiation Oncology, University of Maryland School of Medicine, Baltimore, Maryland.
9 Radiation Medicine Program, Princess Margaret Cancer Centre, University Health Network, Toronto, Canada; Techna Institute, University Health Network; Department of Radiation Oncology, University of Toronto, Canada.