[1] Clin Sao Germano, Dept Hematol, Sao Paulo, Brazil
[2] Univ Med Ctr Hamburg Eppendorf, Hamburg, Germany
[3] GSK, Rockville, MD USA
[4] GSK, London, England
[5] GSK, Upper Providence, PA USA
[6] GSK, Waltham, MA USA
[7] GSK, Stevenage, Herts, England
[8] GSK, Paris, France
[9] Natl & Kapodistrian Univ Athens, Sch Med, Athens, Greece