Hemangiopericytoma in a male breast: Report of a case with cytologic, histologic and immunochemical studies

1. Jimenez-Ayala, M.
2. Diez-Nau, M.D.
3. Larrad, A.
4. Ferrer-Vergara, L.
5. Rodriguez-Costa, J.
6. Lacruz, C.
7. Escalona-Zapata, J.