autores Andreia Ferreira Cavaco-Paulo, Artur Fernandes, B. Diana Guimarães Matamá, Maria Teresa Gonçalves Macedo Andreia C. Gomes Gomes, Andreia C Fernandes, Bruno Pacheco Matamá, Maria Teresa et al
palavras-chave Absorption spectroscopy Melanin Melanin fluorescence Melanin oxidation Pigment quantification