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Wathen M, Natale A, Wolfe K, Yee R, Newman D, Klein G.Wathen M, et al.Am J Cardiol. 1992 Oct 1;70(9):886-9. doi: 10.1016/0002-9149(92)90732-e.Am J Cardiol. 1992.PMID: 1529942
Leitch JW, Klein G, Yee R, Guiraudon G.Leitch JW, et al.J Am Coll Cardiol. 1991 Mar 15;17(4):970-5. doi: 10.1016/0735-1097(91)90881-9.J Am Coll Cardiol. 1991.PMID: 1999635Free article.
Boahene KA, Klein GJ, Yee R, Sharma AD, Fujimura O.Boahene KA, et al. Among authors: klein gj.J Am Coll Cardiol. 1990 Nov;16(6):1408-14. doi: 10.1016/0735-1097(90)90384-2.J Am Coll Cardiol. 1990.PMID: 2229793Free article.Clinical Trial.
Zardini M, Leitch JW, Guiraudon GM, Klein GJ, Yee R.Zardini M, et al. Among authors: klein gj.Am J Cardiol. 1990 Dec 1;66(19):1388-9. doi: 10.1016/0002-9149(90)91178-9.Am J Cardiol. 1990.PMID: 2244577No abstract available.
Boahene KA, Klein GJ, Sharma AD, Yee R, Fujimura O.Boahene KA, et al. Among authors: klein gj.Am J Cardiol. 1990 Jan 15;65(3):195-200. doi: 10.1016/0002-9149(90)90084-e.Am J Cardiol. 1990.PMID: 2296888