1. Institute for Medical Information Processing, Biometry and Epidemiology (IBE), Faculty of Medicine, LMU Munich, Munich, Germany
2. Institute of Social Medicine & Health Systems Research, Otto-von-Guericke University Magdeburg, Magdeburg, Germany
3. Department of Nursing and Health, Fulda University of Applied Sciences, Fulda, Germany
4. Austrian National Public Health Institute (Gesundheit Österreich GmbH), Vienna, Austria
5. School of Geography, Earth and Environmental Sciences, University of Birmingham, Birmingham, UK
6. Department of Sociology, Durham University, Durham, UK