Transnasal endoscopy-guided percutaneous access to the sphenopalatine ganglion for neurostimulation in the treatment of primary headache: operative technique and feasibility
Tepedino, Miguel Soares; Vianna, Pedro Mino; Baptista, Carlos Henrique A.B.; Ferreira, Daniel Lopes Marques Simoes; Junqueira, Mariana Mafra.