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Cunningham MA, Lee TH, Cook EF, Brand DA, Rouan GW, Weisberg MC, Goldman L.Cunningham MA, et al. Among authors: lee th.J Gen Intern Med. 1989 Sep-Oct;4(5):392-8. doi: 10.1007/BF02599688.J Gen Intern Med. 1989.PMID: 2677270Clinical Trial.
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