TY - CHAP A1 - Siegel, J.S. T1 - Concepts and basic measures of mortality Y1 - 2012 DO - 10.1007/978-94-007-1315-4_3 A3 - Siegel, J.S. T2 - The demography and epidemiology of human health and aging CY - Cham PB - Springer Nature ER -