The carotid sheath route: An option to approach retrocarotid prespinal tumors with paravertebral extension. - Gagliardi, Filippo; Giordano, Leone; Medone, Marzia; Snider, Silvia; Roncelli, Francesca; Pompeo, Edoardo; Mortini, Pietro (Journal of Craniovertebral Junction & Spine, 2023)