1. Beard BB. Centenarians: The New Generation. Greenwood Press: Westport, CT, 1991:3.
2. Baker PM. The status of age: preliminary results. J Gerontol 1985;40:506–508.
3. Webb R, Williams LM. Centenarian hand syndrome [letter]. N Engl J Med 1985;313:188.
4. Matalon JM (Associated Press). World’s oldest person dies. The Times Leader: Wilkes Barre, PA, August 5, 1997.
5. Cowley G. How to live to 100. Newsweek, June 30,1997:56–67.