Stanford University, Palo Alto, California, United States
Karolinska University Hospital, Solna, Sweden
Washington University in St. Louis, Saint Louis, Missouri, United States
Johns Hopkins University, Baltimore, Maryland, United States
Mayo Clinic, Rochester, Minnesota, United States
University of Mississippi Medical Center (UMMC), Jackson, Mississippi, United States
The University of Texas MD Anderson Cancer Centre, Houston, Texas, United States
UMC Groningen, Groningen, Netherlands
Rikshospitalet, Oslo, Norway
The Children's Mercy Hospital, Kansas City, Missouri, United States
Zürich University Hospital, Zürich, Switzerland
Institut Claudius Regaud, Toulouse, France