Agreement between Fried Frailty Phenotype and Cumulative Deficits Frailty Indices: A Prospective Multi-Center Study. - Rozenberg, D.; Singer, L.G.; Neely, M.L.; Weber, J.M.; Kopetskie, H.A.; Sever, M.L.; Kirchner, J.; Frankel, C.W.; Todd, J.L.; Williams, N.; Robien, M.A.; Belperio, J.; et al. (Journal of Heart & Lung Transplantation, 2020)