Zinman, Bernard; Marso, Steven P.; Poulter, Neil R.; Emerson, Scott S.; Pieber, Thomas R.; Pratley, Richard E.; Lange, Martin; Brown-Frandsen, Kirstine; Moses, Alan; Francisco, Ann Marie Ocampo; Lekdorf, Jesper Barner; Kvist, Kajsa; Buse, John B.; DEVOTE Study Grp