title: "And" is Better Than "Or".
authors: Division of Cardiothoracic Surgery, University of Washington, Seattle, Washington.
authors: Joshua L
authors: JL
authors: Hermsen
authors: Division of Cardiothoracic Surgery, University of Washington, Seattle, Washington. Electronic address: mokadamn@uw.edu.
authors: Nahush A
authors: NA
authors: Mokadam