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Thomas L, Levett K, Boyd A, Leung DY, Schiller NB, Ross DL.Thomas L, et al. Among authors: boyd a.J Am Coll Cardiol. 2002 Nov 6;40(9):1630-5. doi: 10.1016/s0735-1097(02)02371-9.J Am Coll Cardiol. 2002.PMID: 12427416Free article.
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