sentences:  In particular, drug eluting stents, while commonly used in practice at the time the results of the trial were presented, were used in less than 5 percent of individuals in the trial.When the results of the first trials of drug-eluting stents were published, there was a general feeling in the interventional cardiology community that these devices would be part of the perfect revascularization regimen for coronary artery disease.With the very low restenosis rates of the RAVEL and SIRIUS trials, interventions were performed on more complex blockages in the coronary arteries, under the assumption that the results in real life would mimic the results in the trials.