For citations:
Belyaev A.M., Berstein L.M., Vasil’ev D.A., Kostromina E.V., Krasil’nikova L.A., Krzhivitskiy P.I., Mikhet’ko A.A., Mishchenko A.V., Novikov S.N., Radzhabova Z.A., Sinyachkina D.A., Tsyrlina E.V. Diagnostic score of malignancy risk in the people having a node in thyroid gland (Petrov Thyroid Cancer Score, PTCS). Head and Neck Tumors (HNT). 2018;8(1):17-23. (In Russ.) https://doi.org/10.17650/2222-1468-2018-8-1-17-23