Halabi Abdul R, Sketch Michael H, Tcheng James E, Goel Punit, Aggarwal Kul, Ramsdale David, Aziz Shahid, Sangha Rajbir S, Hui Peter Y M
Department of Medicine, Division of Interventional Cardiology, Duke University Medical Center, Durham, North Carolina, USA.
J Invasive Cardiol. 2004 Dec;16(12):716-8.