ISI 5121 Resource Discovery Presentation

Group 3:Elizabeth RossMeghan DunlapPeter Forestell

+21 Million Citations & Abstracts

BiomedicalLife sciences Behavioral sciences Chemical sciences Bioengineering

covering

Developed by the National Library of Medicine (NLM)

Medline

• NLM’s premiere bibliographic database, indexing over 19 million references to journal articles, over sixty years

• Journals are selected for indexing by the Literature Selection Technical Review Committee (LSTRC), an NIH-centered advisory board.

• The committee ensures representation by women and minorities, members from different regions across the US

• PubMed’s primary component

• MeSh : the indexing language used by the National Library of Medicine

• A controlled vocabulary developed by NLM, consisting of:

26, 142 descriptor terms177, 000 entry terms

• E.g. Vitamin “C” entry term for “Ascorbic Acid”

Associative Relationships

Demo

http://www.ncbi.nlm.nih.gov/pubmed

/

Strengths:

• Free

• Integrated with other search engines developed by the NLM

• Updated daily, links to journal articles, and also with information presented online in an early version before being published in journals

• An established authoritative database in the medical research community

•Provides accurate search results

• Accessible from mobile devices

Weaknesses:

• Other databases allow users to sort results by “most cited.” PubMed does not allow this

• Lack of citation analysis

• Inaccessible to the general user