4Matteson MA, Bearon LB, McConnell ES.Psychosoical problems associated with ageing.In:Matteson,MA, McConnell, ES.&Linton,AD(ed).Gerontological nursing.2nd ed.Philadelphia: W B Saunders,1997.636.
5Anderson DN.Treating depression in old age:the reasons to be positive. Age:Aging, 2001,30(1):7-13.
6Nelson JC.Diagnosing and treating depression in the elderly.J clin Psychiatry, 2001,62(24):18-22.
7Hybels CF, Blazer DG, Pieper CF. Toward a threahold for subthreshold depression: an analysis of correlates of depression by severity of symptoms using data from an elderly community sample. Gerontologist, 2001,41(3):65-357.
8Brink TL,Yesavage JA, Lum O, et al.Screening tests for geriatric depression. Clinical Gerontologist,1982,1:37-43.
9Burns MJ,Cain VA,Husaini BA. Depression, service utilization, and treatment costs among Medicare elderly:gender differences. Home Health Care Serv Q, 2001,19(3):35-44.
10Lepine,JP,BouchezS. Epidemiology of depression in the elderly.Int-Clin-Psychopharmacol.1998,13:507-512.
1Garbuz DS, Xu M, Duncan CP, et al. Delays worsen quality of life outcome of primary total hip arthroplasty[-J-. Clin Orthop Relat Res, 2006,447 : 79- 84.
