Acknowledgments
The authors like to acknowledge the patient for the collaboration. They also thank Evan Luxenberg for the revising of the manuscript.
The severe adverse event described herein was declared to National French authorities and KEYNOTE-087 clinical trial monitoring committee.
Potential conflict of interest
Disclosure forms provided by the authors are available with the full text of this article online at https://doi.org/10.1080/10428194.2018.1485912.