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Chua TP, Clark AL, Amadi AA, Coats AJ.Chua TP, et al.J Am Coll Cardiol. 1996 Mar 1;27(3):650-7. doi: 10.1016/0735-1097(95)00523-4.J Am Coll Cardiol. 1996.PMID: 8606277Free article.