THE NOMOGRAM FOR EARLY DEATH IN PATIENTS WITH BONE AND SOFT TISSUE TUMORS СтатьяXu Y., Xu G., Lin F., Mao M., Baklaushev V.P., Chekhonin V.P., Peltzer K., Wang J., Wang G., Wang X., Zhang C., Wu H.Journal of Cancer. Том 11. 2020. С. 5359-5370