article_metadata: Saeed Banaama Robert Stokroos Youssef Yakkioui Jacobus van Overbeeke Yasin Temel
article_metadata: 10.4103/sni.sni_106_17
article_metadata: Surg Neurol Int
article_metadata: 2017 Aug 22;8:196.
article_metadata: cholesterol granuloma drainage mastoid petrous apex
article_metadata: CC BY-NC-SA
article_metadata: https://pubmed.ncbi.nlm.nih.gov/28904823/
article_metadata: Case Reports
article_metadata: PMC5590406
article_metadata: 28904823
article_metadata: A novel drainage approach in patients with cholesterol granuloma: From petrous apex to mastoid air cell
article_metadata: 2017