[1] Weill Cornell Med, New York, NY USA
[2] McMaster Univ, Michael G DeGroote Sch Med, Hamilton, ON, Canada
[3] Canadian Blood Serv, Hamilton, ON, Canada
[4] Rigel Pharmaceut, San Francisco, CA USA
[5] Fak Nemocnice Brno, Brno, Czech Republic
[6] Wojewodzki Szpital Specjalisty Im M Kopernika Lod, Lodz, Poland
[7] Wojewodzki Szpital Specjalisty Im J Korczaka & Ak, Slupsk, Poland
[8] Med Univ Gdansk, Univ Clin Ctr, Gdansk, Poland
[9] Inst Hematol & Transfuzjol, Warsaw, Poland
[10] MHAT Hristo Botev, Internal Dept 1, AD, Vratsa, Vratsa, Bulgaria
[11] Univ Tasmania, Menzies Inst Med Res, Launceston, Tas, Australia
[12] Univ Udine, Clin Ematol, DAME, Udine, Italy
[13] Hammersmith Hosp, London, England