TY - RPRT A1 - Shkolnikov, V.M. A1 - Andreev, E.M. A1 - Houle, R. A1 - Vaupel, J.W. T1 - The concentration of reproduction in cohorts of US and European women Y1 - 2004 UR - http://www.demogr.mpg.de/papers/working/wp-2004-027.pdf PB - Max Planck Institute for Demographic Research CY - Rostock IS - MPIDR Working Paper WP 2004-027 ER -