Toda-Brito, Helena, Teresa Rodrigues, Ermelindo Tavares, Joana Parente, César Martins, and Luís Ferreira. 2015. “RECURRENCE OF MELANOMA FOLLOWING A NEGATIVE SENTINEL LYMPH NODE BIOPSY - A RETROSPECTIVE STUDY”. Journal of the Portuguese Society of Dermatology and Venereology 73 (2), 227-35. https://doi.org/10.29021/spdv.73.2.369.