Combined Pre- and Retrosigmoid Approach for Petroclival Meningiomas with the Aid of a Rotatable Head Frame: Peri-Auricular Three-Quarter Twist-Rotation Approach: Technical Note
Kazuhiko Fujitsu, Yohichi Kitsuta, Yasunori Takemoto, Shigeo Matsunaga, and Kensuke Tateishi
Skull Base. 2004 November; 14(4): 209–215. doi: 10.1055/s-2004-860952.PMCID: PMC1151694