[1] Univ Washington, Cardiol, Seattle, WA USA
[2] Quebec Heart & Lung Inst, Quebec City, PQ, Canada
[3] Hosp Alemao Oswaldo Cruz, Sao Paulo, Brazil
[4] Med Univ South Carolina, Charleston, SC 29425 USA
[5] Univ Barcelona, Hosp Clin, Barcelona, Spain
[6] Univ Tennessee, Memphis, TN 38163 USA
[7] Motol Univ Hosp, Prague, Czech Republic
[8] Eli Lilly Co, Indianapolis, IN USA
[9] Univ La Frontera, Temuco, Chile
[10] Univ Toronto, Toronto, ON, Canada
[11] St Johns Natl Acad Hlth Sci, Bangalore, Karnataka, India
[12] Natl Med Res Ctr, Cardiol, Moscow, Russia
[13] Univ Cape Town, Cape Town, South Africa
[14] Populat Hlth Res Inst, Hamilton, ON, Canada