article_metadata: Sung Il Cho
article_metadata: 10.1155/2018/4215802
article_metadata: Case Rep Med
article_metadata: 2018 Jan 30;2018:4215802.
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/29560006/
article_metadata: Case Reports
article_metadata: PMC5831870
article_metadata: 29560006
article_metadata: A Case of First Branchial Cleft Fistula Presenting with an External Opening on the Root of the Helical Crus
article_metadata: 2018