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Bo-Linn GW, Santa Ana CA, Morawski SG, Fordtran JS.Bo-Linn GW, et al. Among authors: fordtran js.N Engl J Med. 1982 Dec 2;307(23):1413-6. doi: 10.1056/NEJM198212023072301.N Engl J Med. 1982.PMID: 6182469Clinical Trial.