1. Department of Psychiatry and Behavioral Sciences and Oklahoma State University Center for Health Sciences, Tulsa, Oklahoma, USA.
2. Department of Library Services, Oklahoma State University Center for Health Sciences, Tulsa, Oklahoma, USA.
3. Li Ka Shing Knowledge Institute, St. Michael's Hospital, Unity Health Toronto, Toronto, Canada.
4. Epidemiology Division, Dalla Lana School of Public Health, University of Toronto, Toronto, Canada.
5. Division of Population Sciences, Department of Pediatric Oncology, Dana Farber Cancer Institute/Boston Children's Hospital, Boston, Massachusetts, USA.
6. School of Social Work, University of Oklahoma, Norman, Oklahoma, USA.