9-month clinical, angiographic, and intravascular ultrasound results of a prospective evaluation of the Axxess self-expanding biolimus A9-eluting stent in coronary bifurcation lesions: the DIVERGE (Drug-Eluting Stent Intervention for Treating Side Branches Effectively) study. - Verheye S; Agostoni P; Dubois CL; Dens J; Ormiston J; Worthley S; Trauthen B; Hasegawa T; Koo BK; Fitzgerald PJ; Mehran R; Lansky AJ; et al. (Journal of the American College of Cardiology (JACC), 2009)