title: Adjuvant chemotherapy with four drugs for stage 2 breast cancer.
mesh_terms: D000230:Adenocarcinoma / Q000188:drug therapy*; D000368:Aged; D001943:Breast Neoplasms / Q000188:drug therapy* / Q000601:surgery; D002986:Clinical Trials as Topic; D003520:Cyclophosphamide / Q000627:therapeutic use*; D004359:Drug Therapy, Combination; D005260:Female; D005472:Fluorouracil / Q000627:therapeutic use*; D006801:Humans; D008727:Methotrexate / Q000627:therapeutic use*; D011897:Random Allocation; D012008:Recurrence; D014750:Vincristine / Q000627:therapeutic use*
chemical_list: D014750:Vincristine; D003520:Cyclophosphamide; D005472:Fluorouracil; D008727:Methotrexate