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  • × year_i:[2000 TO 2010}
  • × author_ss:"Nelson, S.J."
  1. Nelson, S.J.; Powell, T.; Srinivasan, S.; Humphreys, B.L.: Unified Medical Language System® (UMLS®) Project (2009) 0.03 
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  2. Nelson, S.J.; Johnston, W.D.; Humphreys, B.L.: Relationships in Medical Subject Headings (MeSH) (2001) 0.02 
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