Limitations and complications of endoscopic surgery for treatment for sinonasal inverted papilloma: a reassessment after 212 cases - Lombardi, D; Tomenzoli, D; Buttà, L; Bizzoni, A; Farina, D; Sberze, F; Karligkiotis, A; Castelnuovo, P; Nicolai, P (Head Neck, 2011)