4.1 Answer Extraction
stracts about temafloxacin and ofloxacin were
Given a set of abstracts, our system first identi-
clustered together because both drugs are hy-
fies the drugs under study; these later become the
ponyms of anti-microbials within the UMLS on-
short answers. In the parlance of evidence-based
tology. As can be seen, this semantic resource pro-
medicine, drugs fall into the category of “interven-
vides a powerful tool for organizing search results.
tions”, which encompasses everything from surgi-
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