TY - JOUR AU - Kingdom, T T; Delgaudio, J M TI - Endoscopic approach to lesions of the sphenoid sinus, orbital apex, and clivus JO - Am J Otolaryngol IS - 5 VL - 24 PY - 2003 DO - 10.1016/S0196-0709(03)00062-0 SP - 317 EP - 322 ER -