Affect

Leontjevas, Ruslan, van Hooren, Susan, Waterink, Wim, Mulders, Ans 2009. Apathy and depressive mood in nursing home patients with early-onset dementia. American Journal of Alzheimer's Disease & Other Dementias®. 24 (4) 341-348.
Mor, V., Branco, K., Fleishman, J., Hawes, C., Phillips, C., Morris, J., Fries, B. 1995. The structure of social engagement among nursing home residents. Journals of Gerontology Series B-Psychological Sciences & Social Sciences. 50 (1) P1-P8.