[1] COOK CTY HOSP,DIV PEDIAT ANESTHESIOL,CHICAGO,IL 60612
[2] HEKTOEN INST MED RES,CHICAGO,IL
[3] COOK CTY HOSP,DIV RESP THERAPY,CHICAGO,IL 60612
[4] COOK CTY HOSP,DEPT RADIOL,CHICAGO,IL 60612
[5] COOK CTY HOSP,DEPT ANESTHESIOL,CHICAGO,IL 60612
[6] UNIV ILLINOIS,ABRAHAM LINCOLN SCH MED,CHICAGO,IL 60680