8Hellstrom Y,Hallberg IR.Perspectives of elderly people receiving help on health,care and quality of life[J].Care Commun,2000,9:61-71.
9Secondo F,Paolo L.Quality of life in dependent older adults living at home[J].Archives of Gerontology and Geriatrics,2002,35:9-20.
10Hom NC,Tami S,Miyako T,et al.Relationship specialization amongst sources and receivers of social support and its correlations with loneliness and subjective well-being:A cross sectional study of Nepalese older adults[J].Archives of Gerontology and Geriatrics,2007,44:299-314.