[1] Stanford Univ, Sch Med, Stanford, CA 94305 USA
[2] Stanford Univ, Dept Med, Qual, Stanford, CA 94305 USA
[3] Baylor Coll Med, Houston, TX 77030 USA
[4] DeBakey VA Med Ctr, Dept Cardiol, Houston, TX USA
[5] DeBakey VA Med Ctr, Houston, TX USA
[6] Winters Ctr Heart Failure Res, Houston, TX USA
[7] Cardiovasc Res Inst, Houston, TX USA
[8] Univ Kentucky, Med, Dept Med, Div Cardiovasc Med, Lexington, KY 40506 USA
[9] Univ Colorado, Sch Med, Med, Dept Med,Div Cardiol, Anschutz Med Campus, Boulder, CO 80309 USA
[10] Univ Michigan, Dept Med, Cardiovasc Div, Med, Ann Arbor, MI 48109 USA
[11] Univ Michigan, Heart Transplant Program, Adv Heart Failure Transplant & MCS Natera, Ann Arbor, MI 48109 USA
[12] UT MD Anderson Canc Ctr, Med, Houston, TX USA
[13] UT MD Anderson Canc Ctr, Cardiol, Houston, TX USA
[14] UT Southwestern Med Ctr, Cardiol, Dept Internal Med, Houston, TX USA
[15] Mayo Clin, Hlth Serv Res & Med, Dept Cardiovasc Med, Rochester, NY USA
[16] Stevens Lee Shareholder, Allentown, PA USA
[17] Stevens & Lees Energy Commun & Publ Util Grp, Allentown, PA USA
[18] Univ Utah, Med, Div Cardiovasc Med, Salt Lake City, UT 84112 USA
[19] Michael E DeBakey Med Ctr, Adv Heart Failure & Transplantat, Sect Cardiol, Houston, TX USA
[20] Univ Calif Los Angeles, Geffen Sch Med, Cardiovasc Med, Los Angeles, CA 90024 USA
[21] Univ Calif Los Angeles, Div Cardiol, Dept Med, Los Angeles, CA 90024 USA
[22] Univ Michigan, Dept Med, Div Cardiol, Ann Arbor, MI 48109 USA
[23] Duke Univ, Sch Med, Clin Res, Durham, NC 27706 USA
[24] Univ Colorado, Med, Dept Med, Div Cardiol, Boulder, CO 80309 USA
[25] Smidt Heart Inst Cedars Sinai, Med, Cardiol, Los Angeles, CA USA
[26] Boston Coll, William F Connell Sch Nursing, Res, Chestnut Hill, MA 02167 USA
[27] UT Southwestern Med Ctr, Med, Dallas, TX USA
[28] UT Southwestern Med Ctr, Cardiac Elect, Dallas, TX USA
[29] UT Southwestern Med Ctr, Heart Dis, Dept Internal Med, Div Cardiol, Dallas, TX USA
[30] Duke Univ, Med Ctr, Surg, Surg Dept, Durham, NC 27706 USA
[31] Amer Heart Assoc, Amer Coll Cardiol, Dallas, TX USA
[32] Stanford Univ, Med, Div Cardiol, Dept Med, Stanford, CA 94305 USA
[33] Vanderbilt Univ Sch Med, Vanderbilt Heart & Vasc Inst, Cardiomyopathy, Nashville, TN USA
[34] Vanderbilt Univ Sch Med, Vanderbilt Heart & Vasc Inst, Cardiovasc Med, Nashville, TN USA
[35] Minneapolis VA Hlth Care Syst, Minneapolis, MN USA
[36] Univ Minnesota, Med, Dept Med, Minneapolis, MN 55455 USA
[37] Tufts Med Ctr, Cardiovasc Ctr, Med, Boston, MA 02111 USA
[38] Northwestern Univ, Feinberg Sch Med, Evanston, IL 60208 USA
[39] Northwestern Mem Hosp, Med Cardiol, Evanston, IL USA
[40] Northwestern Mem Hosp, Med Social Sci, Evanston, IL USA
[41] Northwestern Mem Hosp, Cardiol, Evanston, IL USA
[42] Northwestern Mem Hosp, Div & Inclus, Evanston, IL USA
[43] Northwestern Mem Hosp, Cardiovasc Inst Internal Med Cardiol & Med Social, Evanston, IL USA