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Tristram DA, Welliver RC, Hogerman DA, Hildreth SW, Paradiso P.Tristram DA, et al. Among authors: hogerman da.Vaccine. 1994 May;12(6):551-6. doi: 10.1016/0264-410x(94)90316-6.Vaccine. 1994.PMID: 8036830Clinical Trial.
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