1. Georgetown University-Lombardi Comprehensive Cancer Center, Cancer Prevention and Control Program , Washington, DC, USA
2. Institute for Health Research and Policy, University of Illinois at Chicago , Chicago, IL, USA
3. Department of Public Health and Social Medicine, Medical University of Gdańsk , Gdańsk, Poland
4. Department of Health Management and Policy, University of Michigan School of Public Health , Ann Arbor, MI, USA
5. Department of Economics, Georgia State University Andrew Young School of Public Policy Studies , Atlanta, GA, USA