[1] Johns Hopkins Univ Hosp, Dept Pathol, Dublin, Ireland
[2] Natl Univ Ireland, Univ Coll Dublin, Dublin, Ireland
[3] Univ Coll Cork Med, Dept Internal Med, Cork, Ireland
[4] King Edward Med Univ, Dept Internal Med, Lahore, Pakistan
[5] John H Stroger Jr Hosp Cook Cty, Dept Internal Med, Chicago, IL USA
[6] Cleveland Clin, Dept Hematol, Taussig Canc Ctr, Med Oncol, Cleveland, OH USA
[7] Cleveland Clin, Dept Hematol, Taussig Canc Ctr, Med Oncol, Cleveland, OH 44106 USA