title: William Mark Armstrong, MD: a conversation with the editor.
authors.affiliation: Division of General Internal Medicine, Department of Internal Medicine (Armstrong), and the Baylor Heart and Vascular Institute (Roberts), Baylor University Medical Center, Dallas, Texas.
authors.forename: W Mark
authors.initials: WM
authors.lastname: Armstrong
authors.forename: William C
authors.initials: WC
authors.lastname: Roberts