1. Centre for Decision Research, Leeds University Business School, University of Leeds, Leeds, UK
2. Cancer Registry of Granada, Andalusian School of Public Health, Granada, Spain
3. Instituto de Investigación Biosanitaria de Granada (ibs.GRANADA), University of Granada, Spain
4. CIBER of Epidemiology and Public Health (CIBERESP), Madrid, Spain
5. Leeds Institute of Health Sciences, University of Leeds, UK
6. Department of Engineering and Public Policy, Carnegie Mellon University, Pittsburgh, PA, USA