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  • × year_i:[1990 TO 2000}
  1. Humphreys, B.L.: ¬The 1994 Unified Medical Language System Knowledge Sources (1994) 9.75 
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    Humphreys, B.L.
  2. Lindberg, D.A.B.; Humphreys, B.L.: ¬The UMLS project : making the conceptual connection between users and the information they need (1993) 9.75 
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