title: The evolving role of health services researchers in a transforming healthcare system.
authors.affiliation: Division of Pharmacoeidemiology and Pharmaoceconomics, Department of Medicine Brigham and Women's Hospital, Harvard Medical School, 1620 Tremont Street, Suite 3030, Boston, MA 02120, USA. Electronic address: wshrank@partners.org.
authors.forename: William H
authors.initials: WH
authors.lastname: Shrank