[1] Chinese Univ Hong Kong, Shatin, Hong Kong, Peoples R China
[2] Georgia Canc Specialists, Atlanta, GA USA
[3] Cornell Univ, Dept Pediat, Div Hematol, Weill Cornell Med Coll, New York, NY USA
[4] Cornell Univ, Dept Med, Div Hematol, Weill Cornell Med Coll, New York, NY USA
[5] Odense Univ Hosp, Odense, Denmark
[6] GlaxoSmithKline, Collegeville, PA USA
[7] GlaxoSmithKline, Stockley Pk, Middx, England