The copy number of CUX1 gene, locating at chr7: 101460882‐101901513, was neither significantly altered in NB (Appendix Fig S4A) nor associated with death, MYCN amplification, INSS stages, or survival of NB cases derived from Oncogenomics database (Appendix Fig S4A and B). Here, CUX1 is linked to neuroblastoma.