Prolonged antiplatelet therapy to prevent late thrombosis after intracoronary gamma-radiation in patients with in-stent restenosis: Washington Radiation for In-Stent Restenosis Trial plus 6 months of clopidogrel (WRIST PLUS). - Waksman,R.; Ajani,A.E.; White,R.L.; Pinnow,E.; Dieble,R.; Bui,A.B. (Circulation, 2001)