article_metadata: Apar Pokharel Sabina Rai Alina Baral
article_metadata: 10.1177/2050313X231173787
article_metadata: SAGE Open Med Case Rep
article_metadata: 2023 May 29;11:2050313X231173787.
article_metadata: hemangiopericytoma sinonasal tumor vascular tumor
article_metadata: CC BY-NC
article_metadata: https://pubmed.ncbi.nlm.nih.gov/37284225/
article_metadata: Case Reports
article_metadata: PMC10240854
article_metadata: 37284225
article_metadata: Sinonasal hemangiopericytoma: A rare sinonasal tumor
article_metadata: 2023