Sison, C. M., J. Obaldo, J. Matsuo, G. Leonora Uy, and C. Jaring. “University of the Philippines – Philippine General Hospital Revised Clinical Practice Guidelines for the Management of Well-Differentiated Thyroid Carcinoma of Follicular Cell Origin”. Journal of the ASEAN Federation of Endocrine Societies, vol. 27, no. 1, May 2014, p. 49, https://asean-endocrinejournal.org/index.php/JAFES/article/view/13.