1. University of California, Los Angeles, CA, USA
2. UCLA Center for Health Policy Research, University of California, and University of Southern California, Los Angeles, CA, USA
3. College of Liberal Arts, Psychology and Communication, Alfred University, NY, USA
4. Gerontology Department, Portland Community College, Portland, OR, USA
5. School of Health, Saxion University of Applied Sciences, Netherlands
6. Huntington University, Ontario, Canada
7. Family and Community Medicine, University of Akron and Northeast Ohio Medical University, Akron, OH, USA