TY - JOUR A1 - Li, Nan A1 - Lee, Ronald D. A1 - Gerland, Patrick T1 - Extending the Lee–Carter method to model the rotation of age patterns of mortality-decline for long-term projection Y1 - 2013 DO - 10.1007/s13524-013-0232-2 VL - 50 SP - 2037 EP - -2051 ER -