5Wang JK, Zhao XD. Family functioning, social support, and quali ty of life for Chinese empty nest older people with depression[J]. Int J Geriatr Psychiatry,2012,27(11) : 1204 - 1206.
6Wu ZQ,Sun L,Sun YH,et al. Correlation belween loneliness and social relationship among empty nest elderly in Anhui rural area, China. [J]. Aging Ment Health. ,2010,14(1): 108 - 112.