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Beatty, A.; Humphreys, B.L.: Serial cataloging under AACR2 : differences and difficulties at the National Library of Medicine (1983) 0.09

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Humphreys, B.L.: ¬The 1994 Unified Medical Language System Knowledge Sources (1994) 0.05

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Lindberg, D.A.B.; Humphreys, B.L.: ¬The UMLS project : making the conceptual connection between users and the information they need (1993) 0.05

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Nelson, S.J.; Powell, T.; Srinivasan, S.; Humphreys, B.L.: Unified Medical Language System® (UMLS®) Project (2009) 0.05

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Nelson, S.J.; Johnston, W.D.; Humphreys, B.L.: Relationships in Medical Subject Headings (MeSH) (2001) 0.04

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Stuart, S.J.; Powell, T.; Humphreys, B.L.: ¬The Unified Medical Language System (UMLS) project (2002) 0.03

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