Allegheny University Medical Center, Wayne, PA

 Altoona General Hospital, Altoona, PA

 Baptist Medical Center, Kansas City, MO

 Bayfront Medical Center, St. Petersburg, FL

 Baystate Medical Center, Springfield, MA

 Beaufort Memorial Hospital, Beaufort, SC

 Ben Taub County Hospital, Houston, TX

 C.V.P.H. Medical Center

 Centre Hospitalier des Chanaux, Macon, France

 Children`s Hospital, Boston, MA

 Columbia North Houston, Bellaire, TX

 Danbury Hospital, Brookfield, CT

 Delta Regional Medical Center, Greenville, MS

 Elkhart General Hospital, Elkhart, Indiana

 Foothills Hospital, Calgary, Canada

 Hadassah Medical Center, Ein Karem, Jerusalem, Israel

 Hospital de Mostoles, Madrid, Spain

 Hospital Luis Calvo Mackenna, Santiago, Chile

 Hospital Tenon, Paris, France

 Hospital Virgen del Camino, Pamplona, Spain

 Hunterdon Medical Center, Flemington, NJ

 Jefferson Regional

 John Radcliffe Hospital, Oxford, UK

 Kreiskrankenhaus, Bad Sackingen, Fed. Republic Germany

 Lakeside Hospital, Metarie, LA

 Liverpool Hospital, Sydney, Australia

 LSU

 Massachussetts General Hospital, Boston, MA

 McAlester Regional Hospital, McAlester, OK

 Methodist Hospital, Houston, Texas

 Metropolitan Hospital, Richmond, VA

 Milford Memorial Hospital, Milford, DE

 Misgav Ladach General Hospital, Jerusalem, Israel

 Montgomery Hospital, Morristown, PA

 Nagoya University School of Medicine, Nagoya, Japan

 Oregon Health Sciences University, Portland, OR

 Plattsburgh, N.Y

 Queen Elizabeth Hospital, Hong Kong

 Regional Hospital, Orebro, Sweden

 Riverview Medical Center, Rumson, NJ

 Sacred Heart Medical Center, Spokane, WA

 Sentaro Hospital, Norfolk, VA

 Soroka Hospital, Israel

 St. Anthony`s Medical Center, Crown Point, Indiana

 St. Joseph Mercy Hospital, Pontaic, MI

 St. Lukes Medical Center, Milwaukee, Wisconsin

 St. Margaretis Hospital, Spring Valley, IL

 St. Mary`s Hospital, Streator, IL

 St. Vincent`s Hospital, Dublin, Ireland

 UCLA

 Universitat Albert Ascweitzer, Germany

 University Hospital Bergmannshell, Bochum, Germany

 University Hospital Gasthuisberg, Leuven, Belgium

 University Hospital of Cleveland, Cleveland, OH

 University of Alabama

 University of Chicago, Chicago, IL

 University of Cincinnati, Cincinnati, OH

 University of Helsinki, Helsinki, Finland

 University of Iowa Medical Center

 University of North Carolina & Chapel Hill

 Valley View Hospital, Ada, OK

 Virginia Mason Clinic, Seattle, WA