Ostial lesion   
Comparison of outcomes of percutaneous coronary intervention of ostial versus nonostial narrowing of the major epicardial coronary arteries
Am J Cardiol (2004);94:583-7
K. Mavromatis, et al.
Randomized comparison of debulking followed by stenting versus stenting alone for ostial left anterior descending artery stenosis: intravascular ultrasound guidance
Am Heart J (2004);148:663-9
Y. H. Kim, et al.
Clinical and angiographic outcome after sirolimus-eluting stent implantation in aorto-ostial lesions
J Am Coll Cardiol (2004);44:967-71
I. Iakovou, et al.