1. From the Department of Geriatrics and FHU CARTAGE, CHU de Nancy and INSERM 1116, Université de Lorraine, France (A.B.)
2. Department of Geriatrics, Ghent University Hospital, and Ghent University, Belgium (M.P.)
3. University of Helsinki, Clinicum, and Helsinki University Hospital, Finland (T.S.)
4. Center for Life Course Health Research, University of Oulu, Finland (T.S.).