Diagnosis, treatment, and follow-up of medullary thyroid carcinoma: recommendations by the thyroid Department of the Brazilian Society of Endocrinology and Metabolism - Maia, Ana Luiza; Siqueira, Débora R.; Kulcsar, Marco Aurélio Vamondes; Tincani, Alfio José; Mazeto, Glaucia M. F. S.; Maciel, Léa Maria Zanini (Arquivos Brasileiros de Endocrinologia e Metabologia, 2014)