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MacCain, K.W.: Descriptor and citation retrieval in the medical behavioral sciences literature : retrieval overlaps and novelty distribution (1989)
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- Journal of the American Society for Information Science. 40(1989), S.110-114
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MacCain, K.W.; White, H.D.; Griffith, B.C.: Comparing retrieval performance in online data bases (1987)
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- Information processing and management. 23(1987), S.539-553