TY - JOUR T1 - Observational cohort study to determine the degree and causes of variation in the rate of surgery or primary endocrine therapy in older women with operable breast cancer JO - European Journal of Surgical Oncology PY - 2020/09/01 AU - Morgan JL AU - Holmes G AU - Ward S AU - Martin C AU - Burton M AU - Walters SJ AU - Cheung KL AU - Audisio RA AU - Reed MWR AU - Wyld L AU - Lifford K et al ED - DO - DOI: 10.1016/j.ejso.2020.09.029 PB - Elsevier BV Y2 - 2025/05/18 ER -