Endoluminal Beta-Radiation Therapy for the Prevention of Coronary Restenosis after Balloon Angioplasty. - Verin,V.; Popowski,Y.; de Bruyne,B.; Baumgart,D.; Sauerwein,W.; Lins,M.; Kovacs,G.; Thomas,M.; Calman,F.; Disco,C.; Serruys,P.W.; Wijns,W.; et al. (N Engl J Med, 2001)