1 Department of Hematopathology, The University of Texas MD Anderson Cancer Center, Houston, TX, USA. Electronic address: ljmedeiros@mdanderson.org.
2 Anatomical Pathology, PathWest Laboratory Medicine, QEII Medical Center and the University of Western Australia, School of Pathology and Laboratory Medicine, Nedlands, WA, Australia. Electronic address: Dominic.Spagnolo@health.wa.gov.au.