Kruk M, Kadziela J, Reynolds HR, Forman SA, Sadowski Z, Barton BA, Mark DB, Maggioni AP, Leor J, Webb JG, Kapeliovich M, Marin-Neto JA, White HD, Lamas GA, Hochman JS. Predictors of outcome and the lack of effect of percutaneous coronary intervention across the risk strata in patients with persistent total occlusion after myocardial infarction: Results from the OAT (Occluded Artery Trial) study. JACC Cardiovasc Interv. 2008 Oct; 1(5):511-20.