title: Response: natural course of cytologically benign thyroid nodules: observation of ultrasonographic changes (endocrinol metab 2013;28:110-8, dong jun lim et Al.).
authors.affiliation: Division of Endocrinology and Metabolism, Department of Internal Medicine, The Catholic University of Korea College of Medicine, Seoul, Korea.
authors.forename: Dong Jun
authors.initials: DJ
authors.lastname: Lim
authors.affiliation: Division of Endocrinology and Metabolism, Department of Internal Medicine, The Catholic University of Korea College of Medicine, Seoul, Korea.
authors.forename: Ki Hyun
authors.initials: KH
authors.lastname: Baek