In Reply to Sun et al

Affiliations

• ¹ Department of Medical Biophysics, The University of Western Ontario, London, Ontario, Canada.
• ² Departments of Medical Biophysics and Oncology, The University of Western Ontario, London, Ontario, Canada.
• ³ Department of Oncology, The University of Western Ontario, London, Ontario, Canada; Division of Radiation Oncology, London Health Sciences Centre, London, Ontario, Canada.