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PubMed for environmental effects

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Medical database with over 11 millions of references. No fulltext ... A list of controlled keywords within a specific subject - Medline thesaurus is called MeSH ... – PowerPoint PPT presentation

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Title: PubMed for environmental effects


1
PubMed for environmental effects
  • 13-15 4 feb 2002
  • Teacher lars.iselid_at_ub.umu.se

2
PubMed
  • Medical database with over 11 millions of
    references
  • No fulltext (beside of PubMed Central)
  • References from 1966.

3
What is a thesaurus?
  • A list of controlled keywords within a specific
    subject - Medline thesaurus is called MeSH
  • Different databases mostly have different
    thesauri
  • Hierarchic structure
  • Cross-references
  • for example stroke, use Cerebrovascular Accident

4
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6
Freetext versus MeSH-terms
  • Example Cancer
  • Always check Details when doing a freetext search!

7
How to refine a search?
  • Combination of keywords
  • Subheadings
  • Limits
  • language, publication year, publication type etc.

8
Combine MeSH-terms
  • Boolean operators AND, OR, NOTaccidents AND
    swedenhygiene OR sanitationaccidents NOT
    drowning

9
Combine MeSH-terms
  • Connection between neoplasms and herbicides in
    Sweden?

10
Subheadings
  • Silicosis
  • complications
  • diagnosis
  • mortality
  • prevention and control
  • rehabilitation
  • therapy etc.

11
Subheadings
  • Adverse effects of arsenic?

12
Limits
  • Publication year and date
  • Language
  • Publication type - etc.
  • for example Reviews

13
Limits
  • Review artciles in english about Water pollution?

14
Search in Preview/index for authors?
  • Dioxins and Rappe?

15
How to order an article?
  • If we have it electronically, print it out!
  • If we have it in print, come and copy it!
  • If we dont have it, order it from us!
  • UmeÃ¥ university Library website
  • Service tjänster, kopiebeställning, formulär
    med klipp- och klistra-möjlighet.
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