Fig. 1From: Critical evaluation of stents in coronary angioplasty: a systematic reviewThe systematic review diagram, based on PRISMA guidelines, used in this study representing the number of papers (n) excluded during the search process. Duplicates (n = 89) were removed by the Ovid software. Duplicates (n = 3) were removed by the single reviewer upon examination of full texts. CABG coronary artery bypass graftBack to article page