1. Institute of Social Sciences, University of Lausanne, Lausanne, Switzerland
2. Institute of Psychology, University of Lausanne, Lausanne, Switzerland
3. LASIG, IIE, ENAC, École Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland
4. Unit of Population Epidemiology, Hôpitaux Universitaires de Genève, Geneva, Switzerland