TY - JOUR A1 - Yashin, A.I. A1 - Vaupel, J.W. A1 - Iachine, L.A. T1 - A duality of aging: the equivalence of mortality models based on radically different concepts Y1 - 1994 DO - 10.1016/0047-6374(94)90094-9 JF - Mechanism of Ageing and Development VL - 74 SP - 1 EP - -14 ER -