title: Levonorgestrel intrauterine system for endometrial protection in women with breast cancer on adjuvant tamoxifen: A cochrane review summary.
authors.affiliation: Department of Obstetrics & Gynaecology, University of Auckland, Private Bag 92019, Auckland, New Zealand. Electronic address: h.roberts@auckland.ac.nz.
authors.forename: Helen
authors.initials: H
authors.lastname: Roberts
authors.affiliation: Department of Obstetrics & Gynaecology, University of Melbourne and the Royal Women's Hospital, Parkville Vic 3052, Australia.
authors.forename: Martha
authors.initials: M
authors.lastname: Hickey