TY - JOUR T1 - Surgery versus primary endocrine therapy for operable primary breast cancer in elderly women (70 years plus) JO - Cochrane Database of Systematic Reviews PY - 2014/05/16 AU - Morgan J AU - Wyld L AU - Collins KA AU - Reed MW ED - DO - DOI: 10.1002/14651858.cd004272.pub3 PB - Cochrane Collaboration Y2 - 2025/12/21 ER -