Switzerland: Hemostasis Unit, University Hospital of Geneva - Geneva
Thailand: Pediatrics, Faculty of Medicine, Ramathibodi Hospital, Mahidol University - Bangkok
Turkey: Istanbul University Cerrahpasa Medical Faculty Pediatric Hematology Oncology Department - Istanbul
Turkey: Erciyes University Medical Faculty Pediatric Hematology Department - Kayasery
Turkey: Yϋzϋncϋ Yil University, Faculty of Medicine, Dpt of Pediatric Hematology - Van
Turkey: Denizli State Hospital – Denizli
UK: Hemophilia Centre (adult) - Glasgow
UK: Barts and the London NHS Trust - London
UK: Manchester Haemophilia Centre (adults) - Manchester
UK: Royal Manchester Children's Hospital - Manchester
UK: Oxford Haemophilia Centre and Thrombosis Unit - Oxford
UK: Bournemouth and Poole Haemophilia Center - Poole
UK: Department of Hematology, Taunton & Somerset NHS Trust - Taunton
USA: Mountain States Regional Hemophilia Center/University of Arizona Science Center -Tucson, Arizona
USA: Children's Hospital - Oakland, California
USA: University of California - San Francisco, California
USA: Yale University, School of Medicine, Dep. Pediatrics - New Haven, Connecticut
USA: Northwestern Center for Bleeding Disorders - Chicago, Illinois
USA: Indiana Hemophilia & Thrombosis Center - Indianapolis, Indiana
USA: SUNY Upstate Medical University - Syracuse, New York
USA: University of Cincinnati, Hemophilia Treatment Center - Cincinnati, Ohio
USA: Columbus Children\'s Hospital - Columbus, Ohio, Dr. Kerlin
USA: South Dakota Center for Blood Disorders - Sioux Falls, South Dakota
USA: University of Texas Medical Branch - Galveston, Texas
USA: South Texas Hemophilia/Thrombosis Center - S. Antonio, Texas
USA: Children's Medical Center - Dallas, Texas
Venezuela: Centro Nacional de Hemofilia. Banco Municipal de Sangre - Caracas
Vietnam: Hemophilia Treatment Centre, National Institute of Hematology and blood transfusion - Hanoi