Acknowledgements
The authors recognize the technical assistance of Hong Zhou and Barbara Debrah for organizing medical records.
Author contributions
S.C., H.G., and R.J.K. provided patient care. I.P. and R.J.K. performed ancillary tests, I.R.Y., S.C., H.G., and R.J.K. collected and analyzed results, wrote and reviewed the paper.
Disclosure statement
RJK and IP are coinventors on the NIH patent for Moxetumomab Pasudotox. IY, SC, and HG declare no competing financial interests.