title: To switch or not to switch: implications of sequencing adjuvant endocrine therapy in patients with breast cancer.
authors.affiliation: Division of Medical Oncology, Department of Medicine, European Institute of Oncology, Milan, Italy.
authors.forename: Giuseppe
authors.initials: G
authors.lastname: Curigliano
authors.forename: Aron
authors.initials: A
authors.lastname: Goldhirsch