For citations:
Darenskaya A.D., Medvedeva B.M., Anurova O.A., Romanova O.V., Borisova E.I., Kashcheeva A.Yu., Gutorov S.L. Rare case of primary cardiac osteosarcoma. Bone and soft tissue sarcomas, tumors of the skin. 2024;16(3):71-80. (In Russ.) https://doi.org/10.17650/2219-4614-2024-16-3-71-80