title: Erratum to: Patient costs of breast cancer endocrine therapy agents under Medicare Part D vs with generic formulations.
abstract: [This corrects the article DOI: 10.1186/s40064-015-0827-8.].
authors.affiliation: Division of General Internal Medicine, Medical College of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI USA ; Center for Patient Care and Outcomes Research, Medical College of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI 53226 USA.
authors.forename: Ann Butler
authors.initials: AB
authors.lastname: Nattinger
authors.affiliation: Division of General Internal Medicine, Medical College of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI USA ; Center for Patient Care and Outcomes Research, Medical College of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI 53226 USA.
authors.forename: Liliana E
authors.initials: LE
authors.lastname: Pezzin
authors.affiliation: Center for Patient Care and Outcomes Research, Medical College of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI 53226 USA.
authors.forename: Emily L
authors.initials: EL
authors.lastname: McGinley
authors.affiliation: Division of Hematology-Oncology, Medical College of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI USA ; Center for Patient Care and Outcomes Research, Medical College of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI 53226 USA.
authors.forename: John A
authors.initials: JA
authors.lastname: Charlson
authors.affiliation: Division of Surgical Oncology, Medical College of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI USA ; Center for Patient Care and Outcomes Research, Medical College of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI 53226 USA.
authors.forename: Tina W F
authors.initials: TW
authors.lastname: Yen
authors.affiliation: Division of General Internal Medicine, Medical College of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI USA ; Center for Patient Care and Outcomes Research, Medical College of Wisconsin, 8701 Watertown Plank Road, Milwaukee, WI 53226 USA.
authors.forename: Joan M
authors.initials: JM
authors.lastname: Neuner