1. Integrative Epidemiology Group, Department of Chronic Diseases Epidemiology, National Center for Epidemiology, Instituto de Salud Carlos III, 28029 Madrid, Spain
2. Joint Research Institute-National School of Health (IMIENS), National Distance Education University, 28029 Madrid, Spain
3. Department of Communicable Diseases, National Center for Epidemiology, Instituto de Salud Carlos III, 28029 Madrid, Spain
4. CIBER on Epidemiology and Public Health, Instituto de Salud Carlos III, 28029 Madrid, Spain
5. Department of Biostatistics, Mailman School of Public Health, Columbia University, New York, NY 10032, USA
6. Biosfer Teslab, 43201 Reus, Spain
7. Department of Basic Medical Sciences, Universidad de Rovira i Virgili, 43007 Tarragona, Spain
8. Institute for Biomedical Research, Hospital Clinic de Valencia (INCLIVA), 46010 Valencia, Spain
9. Department of Biochemistry and Molecular Biology, Faculty of Medicine and Dentistry, Clinical Analysis Service, Hospital Universitario Dr. Peset-FISABIO, Universitat de Valencia, 46020 Valencia, Spain
10. Department of Internal Medicine, Hospital Universitario Rio Hortega, University of Valladolid, 47012 Valladolid, Spain