1. 1) Ferrante AM, Boscarino G, Crea MA, et al. : Cervical paragangliomas: single centre experience with 44 cases. Acta Otorhinolaryngol Ital 35: 88–92, 2015.
2. 2) Mickley V, Mattfeld T and Orend KH : Das cervicale Sympathicus-Paragangliom. Chirurg 67: 199–201, 1996.
3. 3) Gulya AJ : The glomus tumor and its biology. Laryngoscope 103 Suppl 60: 7–15, 1993.
4. 4) Mafee MF, Valvassori GE, Shugar MA, et al. : High resolution and dynamic sequential computed tomography. Use in the evaluation of glomus complex tumors. Arch Otolaryngol 109: 691–696, 1983.
5. 5) Olsen WL, Dillon WP, Kelly WM, et al. : MR imaging of paragangliomas. AJR Am J Roentgenol 148: 201–204, 1987.