TY - CHAP A1 - Zhou, M. A1 - Qian, Z. T1 - Social support and self-reported quality of life China’s oldest old Y1 - 2008 DO - 10.1007/978-1-4020-6752-5_22 A3 - Yi, Z. A3 - Poston Jr, D.L. A3 - Ashbaugh Vlosky, D. A3 - Gu, D. T2 - Healthy longevity in China CY - Dordrecht PB - Springer ER -