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Table 4 The eight relevance levels defined by Relemed.

From: Relemed: sentence-level search engine with relevance score for the MEDLINE database of biomedical articles

Relevance level

Query must match

1

T and A and M

2

T and A

3

T and M

4

A and M

5

T

6

A

7

M

8

TAM

  1. T = title
  2. A = at least one abstract sentence
  3. M = concatenated MeSH terms
  4. TAM = title, abstract, and MeSH concatenated into one sentence