article_metadata: Massimo Ralli Giancarlo Altissimi Rosaria Turchetta Mario Rigante
article_metadata: 10.1155/2017/9242374
article_metadata: Case Rep Otolaryngol
article_metadata: 2017;2017:9242374.
article_metadata: CC BY
article_metadata: https://pubmed.ncbi.nlm.nih.gov/28168075/
article_metadata: Case Reports
article_metadata: PMC5266817
article_metadata: 28168075
article_metadata: Metastatic Renal Cell Carcinoma Presenting as a Paranasal Sinus Mass: The Importance of Differential Diagnosis
article_metadata: 2017