Venous Thrombosis

• Arkansas Childrens Research Institute (ACRI) — Little Rock, Arkansas, United States
• Johns Hopkins All Childrens Hospital — St. Petersburg, Florida, United States
• Emory University / Children's Heathcare Atlanta — Atlanta, Georgia, United States
• Ann & Robert H. Lurie Children's Hospital of Chicago — Chicago, Illinois, United States

• Sharp Grossmont — La Mesa, California, United States
• Long Beach Medical Center — Long Beach, California, United States
• UCLA — Los Angeles, California, United States
• Christiana Care — Newark, Delaware, United States

• Stanford University School of Medicine — Stanford, California, United States
• MedStar Washington Hospital Center — Washington D.C., District of Columbia, United States
• Northwestern — Chicago, Illinois, United States
• University of Michigan — Ann Arbor, Michigan, United States

• Affiliated Hospital of Nantong University — Nantong, China

• Leiden University Medical Center — Leiden, South Holland, Netherlands
• Amsterdam Medical Center, location AMC — Amsterdam, Netherlands
• Wilhelmina Ziekenhuis — Assen, Netherlands
• Rode Kruis Ziekenhuis — Beverwijk, Netherlands

• St. Joseph's Vascular Institute — Orange, California, United States
• UCSF — San Francisco, California, United States
• Yale New Haven Hospital — New Haven, Connecticut, United States
• Christiana Care Hospital — Newark, Delaware, United States

• Facility of Nursing — Nicosia, Cyprus

• Zhongshan hospital, Fudan University — Shanghai, Shanghai Municipality, China
• Beijing Cancer Hospital — Beijing, China
• Cancer Hospital Chinese Academy of Medical Science — Beijing, China
• Peking Union Medical College Hospital — Beijing, China

• Inova Alexandria Hospital — Alexandria, Virginia, United States

Not specified