1. Institute for Risk Assessment Sciences Utrecht University Utrecht the Netherlands
2. Institute for Stroke and Dementia Research Ludwig‐Maximilians‐University of Munich Munich Germany
3. Institute of Environmental Medicine, Karolinska Institute Stockholm Sweden
4. Institute of Epidemiology and Social Medicine University of Münster Münster Germany
5. Ageing Epidemiology Research Unit, School of Public Health, Imperial College London London United Kingdom
6. MRC Centre for Environment and Health, School of Public Health, Imperial College London London United Kingdom
7. Division of Cancer Epidemiology German Cancer Research Center Heidelberg Germany
8. Escuela Andaluza de Salud Pública Granada Spain
9. Instituto de Investigación Biosanitaria ibs.GRANADA Granada Spain
10. Centro de Investigación Biomédica en Red de Epidemiología y Salud Pública Madrid Spain
11. Department of Epidemiology Regional Health Council, IMIB‐Arrixaca, Murcia University Murcia Spain
12. Instituto de Salud Pública y Laboral de Navarra Pamplona Spain
13. Navarra Institute for Health Research Pamplona Spain
14. Danish Cancer Institute, Danish Cancer Society Copenhagen Denmark
15. School of Medicine Federico II University Naples Italy
16. Institute for Cancer Research, Prevention and Clinical Network Florence Italy
17. Epidemiology and Prevention Unit Fondazione IRCCS Istituto Nazionale dei Tumori di Milano Milan Italy
18. Movement Disorders Unit, Department of Neurology University Hospital Donostia San Sebastian Spain
19. Neurodegenerative Diseases Area BioDonostia Health Research Institute San Sebastián Spain
20. Department of Neuroscience “Rita Levi Montalcini” University of Turin Turin Italy
21. Julius Center for Health Sciences and Primary Care University Medical Centre Utrecht Utrecht the Netherlands