RT Journal Article SR Electronic T1 Prognostic Significance of PD2i in Heart Failure Patients JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP S91 OP S91 VO 78 IS 8 suppl 1 A1 Iwona Cygankiewicz A1 Wojciech Zareba A1 Scott McNitt A1 Antoni Bayes de Luna YR 2011 UL http://www.ccjm.org/content/78/8_suppl_1/S91.abstract AB