筛选: Committee Francis, Andrew, Emory University 删除限定条件 Committee: Francis, Andrew, Emory University Year 2011 删除限定条件 Year: 2011 Research Field Sociology, Demography 删除限定条件 Research Field: Sociology, Demography Research Field Sociology, Individual and Family Studies 删除限定条件 Research Field: Sociology, Individual and Family Studies