[1
]
Section of Geriatrics, Department of Internal Medicine, School of Medicine, Yale University,
New Haven, Connecticut, USA.
[2
]
Section of Geriatric Medicine, Department of Internal Medicine, Amsterdam UMC, Amsterdam
Public Health Research Institute, University of Amsterdam, Amsterdam, the Netherlands.
[3
]
Department of Statistics and Actuarial Science, University of Waterloo, Waterloo,
Canada.
[4
]
Geriatrics and Extended Care, VA Connecticut Healthcare System, West Haven, Connecticut,
USA.
[5
]
Department of Family Medicine and Public Health, School of Medicine, University of
California San Diego, San Diego, California, USA.
[6
]
Department of Biostatistics, Yale School of Public Health, New Haven, Connecticut,
USA.