For citations:
Parshin V.S., Garbuzov P.I., Polkin V.V., Kupriyanova E.I., Isaev P.A., Ivanov S.A., Kaprin A.D. Ultrasound criteria of extra-nodal extension in papillary thyroid cancer metastases and its clinical signifcance. Siberian journal of oncology. 2023;22(6):16-24. (In Russ.) https://doi.org/10.21294/1814-4861-2023-22-6-16-24