Correction to: Modern Pathology (2017) 30, 884-891; doi:https://doi.org/10.1038/modpathol.2017.12; published online 3 March 2017

In this article, the funding source listed was incomplete. A revised Acknowledgment is provided below.

The authors thank the pathologists and clinicians who submitted the cases in consultation, and the support from the American Lebanese Syrian Associated Charities of St Jude Children’s Research Hospital and National Institute of Health (NIH) grant P30 CA021765.