2015 San Antonio Breast Cancer Symposium Results: As of 27 Feb 2015, 168 pts (167 female, 1 male) with MBC, including ductal ... versus 20% using a one-sided test with 5% level of significance and 90?% power. ... have stage II-III breast cancer, HR+/HER2- by ASCO CAP guidelines, and ... on breast carcinoma specimens: Anti-estrogen receptor a clone EP1 and ...