Jenny Miglus Thursday, January 22, 2009 www.slideshare.net A Brief Guide to the Treasures of PubMed

Why use PubMed? http:// www.ncbi.nlm.nih.gov/sites/entrez / - Powerful search capabilities Indexing Filters - Flexible options for search results Saving Exporting - Reliable information

Database hierarchy Entrez - integrated, text-based search and retrieval system PubMed – bibliographic database Medline – indexed citations and abstracts MeSH – Medical subject headings

Information Literacy When is information needed What resources are available How to find needed information How to evaluate information How to manage / organize findings How to communicate findings How to use information ethically

When is information needed

What resources are available

How to find needed information

How to evaluate information

How to manage / organize findings

How to communicate findings

How to use information ethically

A r r. . . A – Availability (What’s in PubMed?) R – Retrieval (How do you find it?) R – Reliability (Do you trust it?)

Availability – 16 main branches of MeSH vocabulary Anatomy I. Anthropology. . . Organisms J. Technology. . . Diseases K. Humanities Chemical and Drugs L. Information science Analytical. . . techniques and equip. M. Named groups Psychiatry and psychology N. Health care Biological sciences V. Publication characteristics Natural sciences Z. Geographic locations

Anatomy I. Anthropology. . .

Organisms J. Technology. . .

Diseases K. Humanities

Chemical and Drugs L. Information science

Analytical. . . techniques and equip. M. Named groups

Psychiatry and psychology N. Health care

Biological sciences V. Publication characteristics

Natural sciences Z. Geographic locations

Retrieval Search techniques Kinds of searches What can you do with the results?

Search techniques

Kinds of searches

What can you do with the results?

Retrieval – Search techniques Truncation / Limits / Phrase searching Boolean logic Indexes and tags

Truncation / Limits / Phrase searching

Boolean logic

Indexes and tags

Boolean logic – Circadian rhythms AND cortisol OR melatonin

Boolean logic – Circadian rhythms AND cortisol OR melatonin

Boolean logic – Circadian rhythms AND (cortisol OR melatonin)

Boolean logic – Circadian rhythms AND (cortisol OR melatonin)

Search Field Indexes and Tags Record 6 Record 5 Record 4 Record 3 Record 2 Record 1 Field 4 [MeSH term] Field 3 [Journal] Field 2 [Title] Field 1 [Author]

Search Field Indexes and Tags Author [AU] Title [TI] Journal title [TA] MeSH terms [MH] PubMed Help: “Search field descriptions and tags”

Author [AU]

Title [TI]

Journal title [TA]

MeSH terms [MH]

PubMed Help: “Search field descriptions

and tags”

Retrieval – Kinds of searches MeSH database Journal database Special queries

MeSH database

Journal database

Special queries

Retrieval - What can you do with the results? History – combining searches Display formats Send to. . . Bibliographic management app. http:// www.lib.berkeley.edu/BIOS/media/pubmed_endnote.html My NCBI

History – combining searches

Display formats

Send to. . .

Bibliographic management app.

http:// www.lib.berkeley.edu/BIOS/media/pubmed_endnote.html

My NCBI

My NCBI Saving searches Automatic updating Custom filters

Saving searches

Automatic updating

Custom filters

Reliability Journals are reviewed by committee at NLM based on the following criteria: Scope and coverage Quality of content Quality of editing Production quality Audience Type of content

Now, try digging for your own PubMed treasure.