For citations:
Chernov I.I., Enginoev S.T., Demina E.V., Demeckaya V.V., Nikolaeva E.V., Tarasov D.G. Cardiac myxofibrosarcoma under the guise of infective endocarditis: case report. Ultrasound & Functional Diagnostics. 2021;(1):42-49. (In Russ.) https://doi.org/10.24835/1607-0771-2021-1-42-49