1 Department of Internal Medicine, Section of Geriatric Medicine, Amsterdam UMC, University of Amsterdam, Amsterdam, The Netherlands. e.p.vanpoelgeest@amsterdamumc.nl.
2 Amsterdam Public Health Research Institute, Amsterdam, The Netherlands. e.p.vanpoelgeest@amsterdamumc.nl.
3 Department of Internal Medicine, Section of Geriatric Medicine, Amsterdam UMC, University of Amsterdam, Amsterdam, The Netherlands.
4 Amsterdam Public Health Research Institute, Amsterdam, The Netherlands.