TY - CHAP A1 - Lamb, V.L. A1 - Siegel, J.S. T1 - Health demography Y1 - 2004 DO - 10.1016/B978-012641955-9/50048-5 A3 - Siegel, J.S. A3 - Swanson, D.A. T2 - The Methods and Materials of Demography CY - Amsterdam PB - Elsevier Academic Press SP - 341 EP - -370 ER -