TY  - JOUR
A1  - Crimmins, E.
T1  - The Changing Pattern of American Mortality Decline, 1940-77, and Its Implications for the Future
Y1  - 1981
DO  - 10.2307/1972622
JF  - Population and Development Review
VL  - 7
IS  - 2
SP  - 229
EP  - -254

ER  -