Erratum to: Metastatic Merkel cell carcinoma response to nivolumab

Following publication of this article [[1][1]], it was noticed that the Clinical Trial Number in the last paragraph of the conclusions section was incorrectly listed as [NCT02155647][2]. The correct Clinical Trials Number is [NCT02488759][3]. 1. 1.[↵][4]1. Walocko FM, 2. Scheier BY,