More Groups
Fewer Groups
More People
Fewer People
Lichtenthal, W.; Davis, M.; Pickett, N. Psycho-Oncology (2013)
Elkin, E.; Lee, S.; Maguire, J.; Davis, M.; Cleary, T.; Casper, E.; Casazza, A.; Schrag, D. Journal of the American Geriatrics Society (2006)