TY - JOUR A1 - Abbott, M.H. A1 - Abbey, H. A1 - Bolling, D.R. A1 - Murphy, E.A. A1 - Opitz, J.M. T1 - Familial component in longevity - a study of offspring of nonagenarians: III. Intrafamilial studies Y1 - 1978 DO - 10.1002/ajmg.1320020202 JF - American Journal of Medical Genetics VL - 2 IS - 2 SP - 105 EP - -120 ER -