For citations:
Nersesyan M.V., Ghazal H., Popadyuk V.I. Anatomical variations of the sphenoid sinus structure and types of its pneumatization. Head and Neck Tumors (HNT). 2025;15(1):56-66. (In Russ.) https://doi.org/10.17650/2222-1468-2025-15-1-56-66