1. Department of Hygiene and Epidemiology University of Ioannina Medical School Ioannina Greece
2. Department of Epidemiology and Biostatistics, School of Public Health Imperial College London London UK
3. MRC‐PHE Centre for Environment and Health, School of Public Health Imperial College London London UK
4. Neuroepidemiology and Ageing Research Unit, School of Public Health Imperial College London London UK
5. Department of Medicine Stanford Prevention Research Center Stanford CA USA
6. Department of Health Research and Policy Stanford University School of Medicine Stanford CA USA
7. Meta‐Research Innovation Center at Stanford (METRICS) Stanford University Stanford CA USA
8. Department of Statistics Stanford University School of Humanities and Sciences Stanford CA USA