PREVENTIVE TRANSORAL ENDOSCOPIC THYROIDECTOMY BY VESTIBULAR APPROACH IN 6-YEAR-OLD PATIENT WITH THE HIGH-RISK RET C634R GERMLINE MUTATION Article Panaseykin Y., Polkin V., Severskaya N., Isaev P., Iliyn A., Plugar A., Kupriyanova E., Ivanov S., Kaprin A. Case Reports in Oncology. S. Karger AG. Vol. 16. 2023. P. 963-971