[1] HEKTOEN INST MED RES,CONGENITAL HEART DIS RES & TRAINING CTR,CHICAGO,IL 60612
[2] ARMED FORCES INST PATHOL,DIV CARDIOVASC PATHOL,WASHINGTON,DC 20306
[3] NORTHWESTERN UNIV,SCH MED,DEPT PATHOL,CHICAGO,IL 60611
[4] UNIV CHICAGO,PRITZKER SCH MED,DEPT PATHOL,CHICAGO,IL 60637
[5] UNIV HLTH SCI,CHICAGO MED SCH,DEPT PATHOL,CHICAGO,IL 60612
[6] LOYOLA UNIV,STRITCH SCH MED,DEPT PATHOL,MAYWOOD,IL 60153
[7] UNIV ILLINOIS,ABRAHAM LINCOLN SCH MED,DEPT MED,CARDIOL SECT,CHICAGO,IL 60612
[8] UNIV ILLINOIS,ABRAHAM LINCOLN SCH MED,DEPT PATHOL,CHICAGO,IL 60612
[9] RUSH MED COLL,DEPT PEDIAT,CHICAGO,IL 60612
[10] RUSH MED COLL,DEPT MED,CHICAGO,IL 60612
[11] RUSH MED COLL,DEPT PATHOL,CHICAGO,IL 60612
[12] MICHAEL REESE HOSP & MED CTR,DEPT PEDIAT,DIV PEDIAT CARDIOL,CHICAGO,IL 60616
[13] MICHAEL REESE HOSP & MED CTR,DEPT PATHOL,CHICAGO,IL 60616