1. Aging Research Center; Karolinska Institutet & Stockholm University; Stockholm Sweden
2. Research Unit; The Social Insurance Institution (Kela); Helsinki Finland
3. Centre of Public Health Sciences; Faculty of Medicine; University of Iceland; Reykjavík Iceland
4. Medicines Policy Research Unit; Centre for Big Data Research in Health; University of New South Wales; Sydney NSW Australia
5. Department of Clinical Epidemiology; Aarhus University Hospital; Aarhus Denmark
6. Department of Pharmacoepidemiology; Norwegian Institute of Public Health; Oslo Norway
7. Clinical Pharmacology and Pharmacy; Department of Public Health; University of Southern Denmark; Odense Denmark