TY - JOUR AU - Fried, LP; Tangen, CM; Walston, J TI - Frailty in older adults. Evidence for a phenotype JO - J Gerontol A Biol Sci Med Sci VL - 56 PY - 2001 DO - 10.1093/gerona/56.3.M146 L3 - PubMed-ID: 11253156 L3 - PubMed-ID: 11253156 SP - M146 EP - M156 N1 - et al. ER -