K. Serruyspw, Thestateofthestent:currentpractices,controversies,andfuturetrends.The Americanjournalofcardiology1996, pp.4-7

. Hannanel, . Wuc, . Walfordg, . Kingsb, J. Holmesdr et al., Volume-outcome relationships for percutaneous coronary interventions in the stent era, Circulation2005, issue.8, pp.1121171-1179

I. Boutron, F. Tubach, B. Giraudeau, and P. Ravaud, Methodological Differences in Clinical Trials Evaluating Nonpharmacological and Pharmacological Treatments of Hip and Knee Osteoarthritis, JAMA, vol.290, issue.8, pp.2901062-1070, 2003.
DOI : 10.1001/jama.290.8.1062

I. Boutron, F. Tubach, B. Giraudeau, and P. Ravaud, Blinding was judged more difficult to achieve and maintaininnon-pharmacologicalthanpharmacologicaltrials, pp.543-550, 2004.
DOI : 10.1016/j.jclinepi.2003.12.010

. Spauldingc, . Moricemc, . Lancelinb, . Elhaddads, . Lepagee et al., Is the volume-outcome relation still an issue in the era of PCI with systematic stenting?ResultsofthegreaterParisareaPCIregistry, EurHeartJ2006, issue.9, pp.271054-1060

E. Braunwald, E. Antman, J. Beasley, R. Califf, M. Cheitlin et al., ACC/AHA2002guidelineupdateforthemanagementofpatientswith unstable angina and non-ST-segment elevation myocardial infarction--summary article: a report of the American College of Cardiology/American Heart Association task force on practice guidelines (Committee on the Management of Patients With Unstable Angina), J Am Coll Cardiol, issue.7, pp.401366-1374, 2002.

R. Hill, A. Bagust, A. Bakhai, R. Dickson, Y. Dundar et al., WilliamsonPetal:Coronaryarterystents:arapidsystematicreviewandeconomicevaluation, Health TechnolAssess2004, vol.8, issue.35, pp.1-242

. Rothwellpm, External validity of randomised controlled trials: ???To whom do the results of this trial apply????, The Lancet, vol.365, issue.9453, pp.82-93
DOI : 10.1016/S0140-6736(04)17670-8

. Stegpg, . Lopez-sendonj, . Lopezdesae, . Goodmansg, . Gorejm et al., VandeWerfF:External validityofclinicaltrialsin acute myocardial infarction.ArchInternMed, pp.68-73, 2007.

. Boutroni, . Moherd, . Tugwellp, . Giraudeaub, . Poiraudeaus et al., Achecklisttoevaluatea reportofanonpharmacologicaltrial(CLEARNPT)wasdevelopedusingconsensus, JClinEpidemiol, vol.58, issue.12, pp.1233-1240, 2005.

K. Lee and S. Thompson, The use of random effects models to allow for clustering in individually randomizedtrials, ClinTrials2005, vol.2, issue.2, pp.163-173

. Prescottrj, C. Counsell, . Gillespiewj, A. Grant, . Russellit et al., RussellD:Factorsthatlimitthe quality,numberandprogressofrandomised controlledtrials, HealthTechnolAssess1999, vol.3, issue.20, pp.1-143

E. Balk, P. Bonis, H. Moskowitz, C. Schmid, J. Ioannidis et al., Correlation of Quality Measures With Estimates of Treatment Effect in Meta-analyses of Randomized Controlled Trials, JAMA, vol.287, issue.22, pp.2872973-2982, 2002.
DOI : 10.1001/jama.287.22.2973

. Tungr, . Kauls, . Diamondga, and . Shahpk, Narrativereview:drug-elutingstentsforthemanagementof restenosis:acriticalappraisaloftheevidence.AnnInternMed2006, pp.913-919

K. Schulz, I. Chalmers, R. Hayes, and D. Altman, Empirical evidence of bias. Dimensions of methodologicalqualityassociatedwithestimatesoftreatmenteffectsincontrolledtrials, Jama1995, vol.273, issue.5, pp.408-412

I. Ferreira-gonzalez, J. Busse, D. Heels-ansdell, V. Montori, E. Akl et al., Problems with use of composite end points in cardiovascular trials:systematicreviewofrandomisedcontrolledtrials, Bmj2007, issue.7597, p.334786

J. Neaton, G. Gray, B. Zuckerman, and M. Konstam, Key issues in end point selection for heartfailure trials:compositeendpoints, pp.567-575, 2005.

N. Freemantle, M. Calvert, J. Wood, J. Eastaugh, and C. Griffin, Composite Outcomes in Randomized Trials, JAMA, vol.289, issue.19, pp.2554-2559
DOI : 10.1001/jama.289.19.2554

A. Silbers, . Avilesff, . Camicipg, . Colomboa, C. Hamm et al., Guidelines for Percutaneous Coronary Interventions: The Task Force for Percutaneous Coronary Interventions of the European Society of Cardiology, ACC Current Journal Review, vol.14, issue.8, pp.26804-847, 2005.
DOI : 10.1016/j.accreview.2005.08.063

. Mcgrathpd, . Wennbergde, J. Dickensjd, . Siewersae, . Lucasfl et al., Relation between operator and hospital volume and outcomes following percutaneous coronaryinterventionsintheeraofthecoronarystent, pp.2843139-3144, 2000.

A. Politi, M. Galli, S. Zerboni, R. Michi, D. Marco et al., Operator volume and outcomes of primary angioplasty for acute myocardial infarction in a single high-volume centre, Journal of Cardiovascular Medicine, vol.7, issue.10, pp.761-767, 2006.
DOI : 10.2459/01.JCM.0000247324.95653.ed

M. Tsuchihashi, H. Tsutsui, H. Tada, M. Shihara, A. Takeshita et al., Volume - Outcome Relation for Hospitals Performing Angioplasty for Acute Myocardial Infarction, Circulation Journal, vol.68, issue.10, pp.68887-891
DOI : 10.1253/circj.68.887

N. Kastratia and S. , Operatorvolumeandoutcomeofpatientsundergoingcoronary stentplacement, pp.970-976, 1998.

. Bradleyeh, . Herrinj, . Wangy, . Bartonba, . Webstertr et al., Strategies for Reducing the Door-to-Balloon Time in Acute Myocardial Infarction, New England Journal of Medicine, vol.355, issue.22, pp.2308-2320
DOI : 10.1056/NEJMsa063117

B. Nallamothu, Y. Wang, D. Magid, R. Mcnamara, J. Herrin et al., Relation Between Hospital Specialization With Primary Percutaneous Coronary Intervention and Clinical Outcomes in ST-Segment Elevation Myocardial Infarction: National Registry of Myocardial Infarction-4 Analysis, Circulation, vol.113, issue.2, pp.222-229
DOI : 10.1161/CIRCULATIONAHA.105.578195

D. Moher, B. Pham, A. Jones, D. Cook, A. Jadad et al., Does quality of reports of randomised trials affect estimates of intervention efficacy reported in meta-analyses? Lancet1998, pp.352609-613