TY  - RPRT
TI  - Automatic indexing of abstracts via natural-language processing using a simple thesaurus.
AU  - D A Evans
AU  - W R Hersh
AU  - I A Monarch
AU  - R G Lefferts
AU  - S K Handerson
UR  - https://pubmed.ncbi.nlm.nih.gov/1770839/
ID  - 1770839
ER  -