10.1016/S0749-3797(18)30622-6
A Profile of Older Americans. (2011). Administration on aging, U.S Department of Health and Human Services. Retrieved from http://www.aoa.gov/AoARoot/Aging_Statistics/Profile/2011/6.aspx
10.1111/j.1532-5415.2004.52517.x
10.1007/s10900-009-9208-y
10.1037/0033-2909.117.3.497
10.1016/S0277-9536(00)00065-4
10.1097/00006842-200103000-00010
10.1037/0882-7974.21.1.140
Carstensen L. L., 1993, Nebraska symposium on motivation, 40, 209
10.1177/002214650905000103
10.1377/hlthaff.26.4.1111
10.1016/S0889-1591(02)00073-9
10.1371/journal.pmed.1000316
10.1097/00006842-200103000-00011
10.1097/00006842-198401000-00004
10.1037/0278-6133.26.4.418
10.1111/j.1365-2648.2008.04959.x
10.1016/j.socscimed.2006.06.017
Peplau L. A., 1982, Loneliness:A sourcebook of current theory, research and therapy
10.1037/0278-6133.24.3.297
10.1177/014662167700100306
10.1037/0003-066X.39.12.1389
10.1016/S0140-6736(05)17870-2
10.1111/j.1365-2648.2008.04837.x
10.4278/0890-1171-14.6.362
10.3928/19404921-20091103-99
Thorsteinsson E., 1999, Psychology & Health, 14, 859, 10.1080/08870449908407352
10.1007/s10865-006-9056-5
10.1037/0033-2909.119.3.488
Weiss R. S., 1973, Loneliness: The experience of emotional and social isolation
10.1001/archpsyc.64.2.234
10.2224/sbp.2004.32.2.129