Sio, M.C.D., Uy, J.A.U. and Soriano, R.G. 2014. Calcifications in Thyroid Ultrasonography and Thyroid Carcinoma. Philippine Journal of Otolaryngology Head and Neck Surgery. 29, 2 (Dec. 2014), 15–18. DOI:https://doi.org/10.32412/pjohns.v29i2.413.