Journal of Medical Ethics · 2012 · 89 citations · 28 references
An increasing proportion of older people reported that they could imagine desiring euthanasia or an end-of-life pill. This may imply an increased interest in deciding about your own life and stresses the importance to take older peoples' wishes seriously.
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Marshal F. Folstein, Susan E. Folstein, Paul R. McHugh · Journal of Psychiatric Research · 1975 · 85.9K citations
Cohort Profile: The Longitudinal Aging Study Amsterdam
Martijn Huisman, Jan Poppelaars, Marlise Horst et al. · International Journal of Epidemiology · 2011 · 457 citations · Full text