[1] Leiden Univ, Dept Clin Epidemiol, Med Ctr, Leiden, Netherlands
[2] Trinity Coll Dublin, Irish Haemophilia Soc, Dublin, Ireland
[3] Erasmus MC, Dept Pediat Hematol, Sophia Childrens Hosp, Rotterdam, Netherlands
[4] St Thomas Hosp, Ctr Haemostasis & Thrombosis, London, England
[5] Univ Toronto, Hosp Sick Children, Div Hematol Oncol, Dept Pediat, Toronto, ON, Canada
[6] Univ Med Ctr Utrecht, Dept Hematol, Va Creveldklin, Utrecht, Netherlands
[7] St Pauls Hosp, Adult Div, British Columbia Prov Bleeding Disorders Program, Vancouver, BC, Canada
[8] Univ Chester, Fac Hlth & Social Care, Chester, Cheshire, England
[9] McMaster Univ, Dept Med, McMaster Bayer Endowed Res Chair Clin Epidemiol C, Hamilton, ON, Canada
[10] McMaster Univ, McMaster Bayer Endowed Res Chair Clin Epidemiol C, Dept Hlth Res Methods Evidence & Impact, Hamilton, ON, Canada
[11] Bloodworks Northwest, Seattle, WA USA
[12] Univ Washington, Dept Med, Seattle, WA USA
[13] Univ Calif Irvine, Childrens Hosp, Irvine, CA USA
[14] Ctr Inherited Blood Disorders, Orange, CA USA
[15] World Federat Haemophilia, Montreal, PQ, Canada
[16] Natl Hemophilia Fdn, New York, NY USA
[17] Inst Policy Adv Ltd, Washington, DC USA
[18] Christian Med Coll & Hosp, Dept Haematol, Vellore, Tamil Nadu, India
[19] Decis Grp, Amsterdam, Netherlands
[20] Erasmus Univ, Erasmus Sch Accounting & Assurance, Rotterdam, Netherlands
[21] Sanquin LUMC, Ctr Clin Transfus Res, Leiden, Netherlands
[22] Univ Amsterdam, Amsterdam Univ Med Ctr, Emma Childrens Hosp, Dept Pediat Hematol, Amsterdam, Netherlands