TY  - BOOK
AU  - United Nations. Social Affairs (Dept. of-)
ED  - United Nations. Social Affairs (Dept. of-)
TI  - Age and Sex patterns of mortality
T2  - "United Nations, Population studies"
U1  - "L:5191.1(X).N5s, J5/UN" 
PY  - 1955///
CY  - NY
PB  - "United Nations, Social Affaris USA   "
KW  - Medicine
ER  -