Background and Objectives Sinonasal inverted papilloma (IP) is a benign tumor with a locally aggressive nature and a propensity to recur. Many risk factors for recurrence have been reported. but they are still controversial. The aim of this study was to comprehensively assess the demographic data. https://www.roneverhart.com/Western-Digital-Red-WD80EFZX-8TB-5-4K-RPM-SATA-6Gb-s-3-5-HDD/