Cardiomegaly

• Minneapolis Heart Institute — Minneapolis, Minnesota, United States
• University Hospitals, Case Western Reserve University — Cleveland, Ohio, United States
• University of Utah — Salt Lake City, Utah, United States

• Emory University Hospital Midtown — Atlanta, Georgia, United States
• Cleveland Clinic Heart and Vascular Institute — Cleveland, Ohio, United States
• Baylor University Medical Center — Dallas, Texas, United States
• Methodist DeBakey Heart & Vascular Center — Houston, Texas, United States

• Advanced Heart Failure and Transplantation Programme, University Medical Center Ljubljana, Slovenia — Ljubljana, Slovenia

• Rigshospitalet — Copenhagen, Denmark

• Policlinico San Pietro — Ponte San Pietro, Bergamo, Italy
• Ospedale "Treviglio-Caravaggio" — Treviglio, Bergamo, Italy
• Hospital of Montichiari — Montichiari, Brescia, Italy
• Presidio Ospedaliero Acireale — Acireale, Catania, Italy

• Hospital Universitari de Bellvitge — L'Hospitalet de Llobregat, Barcelona, Spain

• Hospital General Universitario Gregorio Maranon — Madrid, Spain

Not specified

• Stanford University School of Medicine — Stanford, California, United States
• University of Colorado School of Medicine — Aurora, Colorado, United States
• Johns Hopkins University — Baltimore, Maryland, United States
• Brigham and Women's Hospital — Boston, Massachusetts, United States

• Queen Elizabeth Hospital Birmingham — Birmingham, West Midlands, United Kingdom