title: Erratum for the Research Article: "Metastatic status of sentinel lymph nodes in melanoma determined noninvasively with multispectral optoacoustic imaging" by I. Stoffels, S. Morscher, I. Helfrich, U. Hillen, J. Lehy, N. C. Burton, T. C. P. Sardella, J. Claussen, T. D. Poeppel, H. S. Bachmann, A. Roesch, K. Griewank, D. Schadendorf, M. Gunzer, J. Klode.