Erratum to “Gastroenteropancreatic Neuroendocrine Neoplasia Characterization in Portugal: Results from the NETs Study Group of the Portuguese Society of Endocrinology, Diabetes and Metabolism” - A. P. Santos; J. Vinagre; P. Soares; I. Claro; A. C. Sanches; L. Gomes; I. Fernandes; A. L. Catarino; J. Preto; B. D. Pereira; A. P. Marques; F. Rodrigues; et al. (International Journal of Endocrinology)