Microendoscopic stereotactic-guided percutaneous radiofrequency trigeminal nucleotractotomy: Technical note - Teixeira, Manoel Jacobsen; Almeida, Fabrício Freitas de; Oliveira, Ywzhe Sifuentes Almeida de; Fonoff, Erich Talamoni (Journal of Neurosurgery, 2012)