Thyroid cytology: The reality before and after the introduction of ultrasound classification systems for thyroid nodules Sara Campos Lopes; Bijal Shah; Catarina Eloy;

Second edition of the ¿do not do¿ recommendations from the Spanish Society of Endocrinology and Nutrition (SEEN) Juan José Díez; Manuel Gargallo Fernández; José Antonio Gimeno Orna; Elena González Arnaiz; Isabel Huguet Moreno; Sílvia Martínez Couselo; María Miguélez González; María Julia Ocón; Gilberto Pérez López; Francisco Pita Gutiérrez; Jordi Luis Reverter Calatayud; Cristina Tejera Pérez; Eulàlia Urgell Rull; Alberto Fernández;

Serum cholesterol levels are inversely associated with the risk of malignancy in subjects with Bethesda category IV thyroid nodules Beatriz Montejo-Marcos; Yaiza López-Plasencia; Dunia Marrero-Arencibia; Carlos A. Rodríguez-Pérez; Mauro Boronat;