1 Department of Radiation Oncology, University of California San Francisco, San Francisco, CA, USA. david.raleigh@ucsf.edu.
2 Department of Neurological Surgery, University of California San Francisco, San Francisco, CA, USA. david.raleigh@ucsf.edu.
3 Department of Pathology, University of California San Francisco, San Francisco, CA, USA. david.raleigh@ucsf.edu.
4 Departments of Radiation Oncology, Neurological Surgery, and Pathology, University of California San Francisco, Helen Diller Family Cancer Research Building 1450 3rd Street, HD481, 94158, San Francisco, CA, USA. david.raleigh@ucsf.edu.
5 Department of Radiation Oncology, University of California San Francisco, San Francisco, CA, USA.
6 Department of Radiation Oncology, Northwestern University, Chicago, IL, USA.
7 Radiation Oncology, Utah Cancer Specialists, Salt Lake City, UT, USA.
8 Miami Cancer Institute, Baptist Health, Miami, FL, USA.