


THE PERMANENTE MEDICAL GROUP, INC.
THE UNIVERSITY OF VERMONT MEDICAL CENTER
ST. JUDE CHILDREN'S RESEARCH HOSPITAL
BIO-RAD LABORATORIES, INC.
BAPTIST HEALTHCARE SYSTEM, INC.
MYMICHIGAN HEALTH
WESTERN CONNECTICUT HEALTH NETWORK, INC.
COOK CHILDREN'S HEALTH CARE SYSTEM
ROPER ST. FRANCIS HEALTHCARE
NORTHWESTERN MEMORIAL HOSPITAL