1McGarry GW. Nasal endoscope in posterior epistaxis: a preliminary evaluation. Laryngol Otol, 1991,105: 428-431.
2EL-Guindy A. Endoscopic transseptal sphenopalatine artery ligation for intractable posterior epistaxis. Ann Otol Rhinol Laryngol, 1998,107:1033-1037.
3Voegels RL, Thome DC, Iturralde PP, et al. Endoscopic ligature of the sphenopalatine artery for severe posterior epistaxis. Otolaryngol Head Neck Surg, 2001,124: 464-467.