Rahman, Mohammad Mostafizur, Mohammad Idrish Ali, Md Abdul Karim, Mohammad Shaharior Arafat, Mohammad Hanif, and Kamrul Hasan Tarafder. “Frequency of Malignancy in Multinodular Goitre”. Bangladesh Journal of Otorhinolaryngology 20, no. 2 (February 9, 2015): 75–79. Accessed May 23, 2022. https://www.banglajol.info/index.php/BJO/article/view/22022.