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Waldo AL, Cooper TB.Waldo AL, et al. Among authors: cooper tb.J Am Coll Cardiol. 1996 Sep;28(3):707-12. doi: 10.1016/0735-1097(96)00223-9.J Am Coll Cardiol. 1996.PMID: 8772760Free article.
Papapietro SE, MacLean WA, Stanley AW Jr, Hess RG, Corley N, Arciniegas JG, Cooper TB.Papapietro SE, et al. Among authors: cooper tb.Am J Cardiol. 1985 Jan 1;55(1):48-53. doi: 10.1016/0002-9149(85)90297-8.Am J Cardiol. 1985.PMID: 3155590