Authors: Wendy Katzman; Peggy Cawthon; Gregory E Hicks; Eric Vittinghoff; John Shepherd; Jane A Cauley; Tamara Harris; Eleanor M Simonsick; Elsa Strotmeyer; Catherine Womack; Deborah M Kado Journal: J Gerontol A Biol Sci Med Sci Date: 2011-08-30 Impact factor: 6.053