[1] Advocate Heart Inst, Naperville, IL USA
[2] Univ Penn, Med Ctr, Div Nephrol, Philadelphia, PA 19104 USA
[3] Sharp Mem Hosp & Rehabil Ctr, San Diego Cardiac Ctr, San Diego, CA USA
[4] Hennepin Cty Med Ctr, Dept Med, Div Cardiol, Minneapolis, MN 55415 USA
[5] Scripps Clin, Heart Failure Recovery & Res Program, San Diego, CA USA
[6] Univ Minnesota VA Med Ctr, Minneapolis, MN USA
[7] Huntsville Renal Clin, Huntsville, AL USA
[8] Oklahoma Heart Inst, Tulsa, OK USA
[9] St Thomas Heart Hosp, Nashville, TN USA
[10] Univ Calif San Diego, Div Cardiol, San Diego, CA 92103 USA
[11] Ohio State Univ, Div Cardiol, Columbus, OH 43210 USA
[12] Brooke Army Med Ctr, San Antonio, TX USA
[13] Baxter Healthcare Corp, Deerfield, IL USA
[14] Univ Calif Los Angeles, Div Cardiol, Los Angeles, CA USA