1. Stryker Corporation, Torrance, California (TGT, RES); Harbor-UCLA Medical Center, Torrance, California (WJF, JTN, NB); The Lundquist Institute, Torrance, California (WJF, JTN, NB); The David Geffen School of Medicine at UCLA, Los Angeles, California (WJF, JTN, NB); North Carolina Heart and Vascular, UNC Healthcare, Chapel Hill, North Carolina (JGJ); Internal Medicine, Virginia Commonwealth University, Richmond, Virginia (MCK); Los Angeles County-USC Medical Center, Los Angeles, California (SGS, MKE); Los...