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['breast']
final results from a phase iii randomized clinical trial of adjuvant endocrine therapy chemotherapy in women 70 years old with er+ her2- breast cancer and a high genomic grade index: the unicancer aster 70s trial #asco22 no chemotherapy benefit 
Medicina Interna - Oncología Clínica - Profesor Titular @UPBColombia - Clínica Astorga. #Medellín / #Colombia mlujanonco@gmail.com #OncTwitter #Metaanalysis