[1] Univ Cincinnati, Coll Med, Dept Pediat, Cincinnati, OH USA
[2] Oregon Hlth & Sci Univ, Dept Oral & Maxillofacial Surg, Portland, OR USA
[3] Cincinnati Childrens Hosp Med Ctr, Canc & Blood Dis Inst, Hemangioma & Vasc Malformat Ctr, Cincinnati, OH 45229 USA
[4] Cincinnati Childrens Hosp Med Ctr, Canc & Blood Dis Inst, Div Hematol, 3333 Burnet Ave,MLC 7015, Cincinnati, OH 45229 USA
[5] Oregon & Sci Univ, Oral & Maxillofacial Head & Neck Oncol & Microvasc, 3181 SW Sam Jackson Pk Rd, Portland, OR 97239 USA