Prospective randomized trial of docetaxel versus mitomycin plus vinblastine in patients with metastatic breast cancer progressing despite previous anthracycline- containing chemotherapy. 304 Study Group. - Nabholtz,J.M.; Senn,H.J.; Bezwoda,W.R.; Melnychuk,D.; Deschenes,L.; Douma ,J.; Vandenberg,T.A.; Rapoport,B.; Rosso,R.; Trillet-Lenoir,V.; Drbal,J.; Molino,A.; et al. (J Clin Oncol, 1999)