Safety and clinical effectiveness of drug-eluting stents for saphenous vein graft intervention in older individuals: Results from the medicare-linked National Cardiovascular Data Registry® CathPCI Registry® (2005-2009)

J. Matthew Brennan, Michael H. Sketch, David Dai, Marina Trilesskaya, Wesam Al-Hejily, Sunil V. Rao, Emmanouil Brilakis, John C. Messenger, Richard E. Shaw, Kevin J. Anstrom, Eric D. Peterson, Pamela S. Douglas