New approaches in the diagnosis of small-cell round tumors of the bone and soft tissue

1. Petrov, S.V.
2. Machado, I.
3. Bulycheva, I.V.
4. Noguera, R.
5. Pellin, A.
6. Bacchini, P.
7. Bertoni, F.
8. Llombart-Bosch, A.