1. Department of Cancer Epidemiology and Prevention Research, Cancer Research and Analytics, Cancer Care Alberta, Alberta Health Services, Calgary, Canada
2. Departments of Oncology and Community Health Sciences, University of Calgary, Calgary, Canada
3. The Ohio State University Wexner Medical Center, Columbus, OH, USA
4. Department of Population and Quantitative Health Sciences, University of Massachusetts Chan Medical School, Worcester, USA
5. Suzanne Dworak-Peck School, University of Southern California, Los Angeles, CA, USA