Health span approximates life span among many supercentenarians: Compression of morbidity at the approximate limit of life span

Stacy L. Andersen, Paola Sebastiani, Daniel A. Dworkis, Lori Feldman and Thomas T. Perls

J. Gerontol. A Biol. Sci. Med. Sci. 67, 395–405 (2012). DOI: 10.1093/gerona/glr223