Abemaciclib with endocrine therapy in the treatment of high-risk early breast cancer: ASCO optimal adjuvant chemotherapy and targeted therapy guideline rapid recommendation update. 10 Feb, 2022 | 08:33h | UTC Abemaciclib With Endocrine Therapy in the Treatment of High-Risk Early Breast Cancer: ASCO Optimal Adjuvant Chemotherapy and Targeted Therapy Guideline Rapid Recommendation Update – Journal of Clinical Oncology