TY - BOOK ED - U.S. Dept. Of Health, Education, And Welfare TI - Changes In Mortality Trends In England And Wales: 1931-1961 T2 - Vital And Health Statistics, Series-3, No.3 U1 - 304.640973/DHEW PY - 1965/// CY - Rockville, Md. PB - National Center For Health Statistics ER -