Institution: | (1) National School of Public Health, Instituto de Salud Carlos III, C/ Sinesio Delgado 8, 28029 Madrid, Spain;(2) Research Group on Statistics, Applied Economics and Health (GRECS), Department of Economics, Universitat de Girona, Girona, Spain;(3) Institute of Public Health, Consejería de Sanidad, Comunidad de Madrid, Madrid, Spain |