BIBW 2992 and Letrozole in Hormonoresistant Metastatic Breast Cancer
Status: COMPLETED
Study type: INTERVENTIONAL
Conditions: Breast Neoplasms
Interventions: DRUG: BIBW 2992|DRUG: BIBW 2992|DRUG: Letrozole|DRUG: Letrozole
Sponsor: Boehringer Ingelheim