1. MASAC recommendation 170 concerning prophylaxis (regular administration of clotting factor concentrate to prevent bleeding) National Hemophilia Foundation 2007 http://www.hemophilia.org/NHFWeb/MainPgs/MainNHF.aspx?menuid=57&contentid=582
2. Delivery of treatment for haemophilia World Health Organization 2002 http://whqlibdoc.who.int/hq/2002/WHO_WFH_ISTH_WG_02.6.pdf
3. Guidelines for the management of hemophilia World Federation of Hemophilia 2005 http://www1.wfh.org/publication/files/pdf-1296.pdf
4. Guidelines for the management of hemophilia;Srivastava;Haemophilia,2013
5. Replacement therapy with recombinant factor IX. A multicentre evaluation of current dosing practices in Italy;Rocca;Blood Transfus,2011