Perceived social support among depressed elderly, middle-aged, and young-adult samples: cross-sectional and longitudinal analyses

Journal of Affective Disorders - Tập 55 - Trang 159-170 - 1999
Thomas R Lynch1, Tamar Mendelson2, Clive J Robins1,2, K.Ranga R Krishnan1, Linda K George1, Courtney S Johnson2, Dan G Blazer1
1Department of Psychiatry and Behavioral Sciences, Duke University Medical Center, Box 3362, Durham, NC 27710, USA
2Department of Psychology, Duke University, Durham, NC, USA

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