Two months of doxorubicin-cyclophosphamide with and without interval reinduction therapy compared with 6 months of cyclophosphamide, methotrexate, and fluorouracil in positive-node breast cancer patients with tamoxifen-nonresponsive tumors: results from the National Surgical Adjuvant Breast and Bowel Project B-15. - Fisher,B.; Brown,A.M.; Dimitrov,N.V.; Poisson,R.; Redmond,C.; Margolese,R.G.; Bowman,D.; Wolmark,N.; Wickerham,D.L.; Kardinal,C.G. (J Clin Oncol, 1990)