https://longevity.stanford.edu/3122013-in-retiree-housing-talking-about-multigenerations/
3/12/2013 - In Retiree Housing, Talking About Multigenerations - Stanford Center on Longevity
Mar 12, 2013 - There seems to be a rule that if retirees move to a communal environment, it must consist only of other retirees. But some older adults are challenging that...