FDA says drug-eluting stents are safe & effective in stable patients with single-vessel disease; even so, they'll have to take Plavix (clopidogrel) & aspirin for a year or more...up to a lifetime. High-risk patients with multivessel disease are much more
N. Leveson, M. Heimdahl, H. Hildreth, J. Reese, и R. Ortega. IWSSD '91: Proceedings of the 6th international workshop on Software specification and design, стр. 31--41. Los Alamitos, CA, USA, IEEE Computer Society Press, (1991)