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  • × year_i:[1990 TO 2000}
  1. Hersh, W.: Relevance and retrieval evaluation : perspectives from medicine (1994) 10.32 
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  2. Hersh, W.; Pentecost, J.; Hickam, D.: ¬A task-oriented approach to information retrieval evaluation : overview and design for empirical testing (1996) 10.32 
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