The seattle heart failure model: Prediction of survival in heart failure - Levy, WC; Mozaffarian, D; Linker, DT; Sutradhar, SC; Anker, SD; Cropp, AB; Anand, I; Maggioni, A; Burton, P; Sullivan, MD; Pitt, B; Poole-Wilson, PA; Mann, DL; Packer, M (Circulation, 2006)