Pyriform Sinus Fistula: A Single Center Experience.
Jun Ho Seok, Dongbin Ahn, Jin Ho Sohn, Jin Hyuk Choi, Yun Young Jung, Ji Sun Kong
Korean J Otorhinolaryngol-Head Neck Surg. 2013;56(3):154-158. DOI: https://doi.org/10.3342/kjorl-hns.2013.56.3.154
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