Carlos, Armi Dianne, et al. “Management and Malignancy Rate of Thyroid Nodules With a Cytologic Diagnosis of Atypia or Follicular Lesion of Undetermined Significance”. Journal of the ASEAN Federation of Endocrine Societies, vol. 29, no. 1, May 2014, p. 78, https://asean-endocrinejournal.org/index.php/JAFES/article/view/120.