TY - JOUR A1 - Carey, J. A1 - Liedo, P. A1 - Orozco, D. A1 - Vaupel, J. T1 - Slowing of mortality rates at older ages in large medfly cohorts Y1 - 1992 DO - 10.1126/science.1411540 JF - Science VL - 258 IS - 5081 ER -