1. Stone GW, Rutherford BD, McConahay DR, Johnson WL Jr, Giorgi LV, Ugon RW, Hartzler GO: Procedural outcome of angioplasty for total coronary artery occlusion; an analysis of 971 lesions in 905 patients. J Am Coll Cardiol 15: 849, 1990
2. Laarman GJ, Planted S, de Feyter PJ: PTCA of chronically occluded coronary arteries. Am Heart J 119: 1153, 1990
3. Hamm CW, Kupper W, Kuck KH, Hofmann D, Bleifeld W: Recanalization of chronic, totally occluded coronary arteries by new angioplasty systems. Am J Cardiol 66: 1459, 1990
4. Nichols AB, Gabrieli CF, Fenoglio JJ Jr, Esser PD: Quantification of relative coronary arterial stenosis by cinevideodensitometric analysis of coronary arteriograms. Circulation 69: 512, 1984
5. Kereiakes DJ, Selmon MR, McAuley BJ, McAuley DB, Sheehan DJ, Simpson JB: Angioplasty in total coronary artery occlusion; experience in 76 consecutive patients. J Am Coll Cardiol 6: 526, 1985