article_metadata: Kohei Yamahara Yuki Katsura Yuki Egawa Kana Lee Satoshi Ikegami
article_metadata: 10.1155/2018/6346453
article_metadata: Case Rep Otolaryngol
article_metadata: 2018 Dec 11;2018:6346453.
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/30652042/
article_metadata: Case Reports
article_metadata: PMC6311760
article_metadata: 30652042
article_metadata: Two Cases of Cartilaginous Choristoma-Not Chondroma of the Bony External Auditory Canal
article_metadata: 2018