[1] Christian Med Coll & Hosp, Dept Hematol, Vellore 632004, Tamil Nadu, India
[2] Royal Infirm, Dept Oral Surg, Glasgow G31 2ER, Lanark, Scotland
[3] Univ Med Ctr Utrecht, Van Creveldklin, Utrecht, Netherlands
[4] Univ Med Ctr Utrecht, Dept Hematol, Utrecht, Netherlands
[5] Univ N Carolina, Dept Med, Chapel Hill, NC USA
[6] Royal Hallamshire Hosp, Sheffield Haemophilia & Thrombosis Ctr, Sheffield S10 2JF, S Yorkshire, England
[7] Fdn Santa Fe Univ Hosp Fdn Cosme & Damian, Dept Orthopaed & Traumatol, Bogota, Colombia
[8] Univ Los Andes, Bogota, Colombia
[9] Univ Rosario, Bogota, Colombia
[10] Royal Infirm, Comprehens Care Haemophilia & Thrombosis Ctr, Edinburgh, Midlothian, Scotland
[11] Johannesburg Hosp, Haemophilia Comprehens Care Ctr, Johannesburg, South Africa
[12] Natl Hlth Lab Serv, Fac Hlth Sci, Dept Mol Med & Haematol, Johannesburg, South Africa
[13] Univ Witwatersrand, Johannesburg, South Africa
[14] Hlth Sci Ctr, Bleeding Disorders Clin, Winnipeg, MB, Canada
[15] Univ Calgary, Dept Med, Foothills Hosp, Calgary, AB, Canada
[16] Univ Calgary, Dept Pediat, Foothills Hosp, Calgary, AB T2N 1N4, Canada
[17] Univ Calgary, Dept Oncol, Foothills Hosp, Calgary, AB, Canada
[18] Univ Calgary, Foothills Hosp, So Alberta Rare Blood & Bleeding Disorders Compre, Calgary, AB, Canada
[19] Calgary Hlth Reg, Calgary, AB, Canada
[20] Alfred Hosp, Melbourne, Vic, Australia