1. National Centre of Haemophilia; Banco Municipal de Sangre DC; Caracas Venezuela
2. IHTC Claudio L.P. Correa, INCT do Sangue Hemocentro UNICAMP; University of Campinas; Campinas Brazil
3. Fundacion Universitaria de Ciencias de la Salud; San Jose Hospital; Bogota Colombia
4. Coordination of Medical Programs; Instituto Mexicano de Seguro Social (IMSS); Mexico City Mexico
5. Department of Paediatrics, Bogota Fundación HOMI - Clínica Infantil Colsubsidio; National University of Colombia; Bogota Colombia
6. Service of Paediatrics; Dr. Sotero del Rio Hospital; Santiago Chile
7. Clinic of Congenital Coagulopathies; Panama City Panama
8. Unit of Haematology; Ricardo Gutierrez Children´s Hospital; Buenos Aires Argentina
9. Department of Haematology; Cesar Milstein Hospital; Buenos Aires Argentina
10. Benjamin Bloom Children´s National Hospital; San Salvador El Salvador
11. Service of Paediatric Haematology and Oncology; Morelia Children´s Hospital; Michoacan Mexico
12. Service of Haematology and Oncology; Dr. Robert Reid Cabral Children´s Hospital; Santo Domingo Dominican Republican
13. Haemoteraphy and Haematology Centre; HEMOPA; Para Brazil
14. Centro de Hemofilia; Estado do Espirito Santo (HEMOES); Vitoria Brazil
15. Centre of Haemophilia and Studies of Congenital Coagulopathies; Roberto del Rio Children´s Hospital; Santiago Chile
16. Children´s National Hospital; Caja Costarricense de Seguro Social; San Jose Costa Rica