*Department of Hematopathology

§Division of Pediatric Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX

‡Department of Pathology, Mount Sinai Medical Center, Miami, FL

∥Department of Pathology, Instituto Oncológico Nacional Dr. Juan Tanca Marengo, Guayaquil, Ecuador

†Department of Histopathology, Birmingham Heartlands Hospitals, University of Birmingham Hospitals NHS Foundation Trust, UK

Conflicts of Interest and Source of Funding: The authors have disclosed that they have no significant relationships with, or financial interest in, any commercial companies pertaining to this article.

Correspondence: Sofia Garces, MD, Department of Hematopathology, Unit 72, The University of Texas MD Anderson Cancer Center, 1515 Holcombe Boulevard, Houston, TX 77030 (e-mail: [email protected]).