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PubMed searching - LIBR2195 Week XI

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The teaching that I do at Langara College helps me to become a better teaching in my work as a biomedical librarian. Here is a slidecast for class #2 for a medical information sources class, LIBR …

The teaching that I do at Langara College helps me to become a better teaching in my work as a biomedical librarian. Here is a slidecast for class #2 for a medical information sources class, LIBR 2195, that I am teaching with two other professional librarians this summer at Langara. A special shout-out to all of our students, Dean

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  • 1. Dean Giustini, UBC health librarian & instructor | [email_address] | LIBR2195 July 2011 The ‘map of medicine’: an introduction to PubMed searching for Library Technicians http:// pubmed.gov How do I find articles on “ frozen shoulder” in all these journals?
  • 2. AGENDA
    • Why search the medical literature?
    • Medline via PubMed – medicine’s jewel in the crown
    • Google searching
    • Google scholar
    • Search tips and tricks
    Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011
  • 3. Why do we search the medical literature ?
    • Literature reviews help health providers answer clinical questions
    • MEDLINE is the gold standard
    • PubMed – a free interface to MEDLINE since mid-1990s
    • Two MEDLINE studies from 1990s:
      • Almost 50% of clinical questions answered by searching
      • Mean search times were 27 minutes and 43 minutes
    Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011 Journal of Family Practice. 1996;43:140-144 Bulletin of the Medical Library Association (BMLA). 1994;82:140-46 http:// www.nlm.nih.gov /mobile/ http:// www.ncbi.nlm.nih.gov/pubmed /
  • 4. What is PubMed ?
    • PubMed is an international, biomedical database
      • Produced by the U.S. National Library of Medicine or NLM
    • Focuses on biomedicine, nursing, dentistry & veterinary science
      • Indexed with medical thesaurus called MeSH; 25,000 total terms
      • ~20 million records from 1966-present
      • 5,500 journals; overlap with Embase ca. 60% (at journal level)
    • Unique records especially in US titles + nursing literature etc.
    Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011
  • 5. PubMed – http:// pubmed.gov Type your term(s) in the search box & click “Search” Tip: terms should be as specific as possible! Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011
  • 6. Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011 By typing in: frozen shoulder AND rehabilitation 380 citations are retrieved, 20 at a time … Can we be more precise with “quotes”?
  • 7. PubMed – Simple searching Use pull-down menu to change display settings – use abstract or MEDLINE & then APPLY to see full citations How many citations are retrieved by using “quotations” for “ frozen shoulder”? Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011
  • 8. PubMed – Related citations If you find an article that looks useful, click “ Related citations ”… PubMed will find similar articles for you... Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011 Related Citations uses a powerful word-weighted algorithm to compare words in the MeSH, titles and abstracts of PubMed’s 20 million citations. The best matches are pre-calculated and stored as Related Citations
  • 9. Applying Limits LIMITS refine a search once they are Activated LIMITS remain applied til you Change | Remove Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011
  • 10. Medical Subject Headings (MeSH) Doing a literature review? Use MeSH database - PubMed homepage Listen to tutorial to build MeSH sets Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011
  • 11. Formatting, e-mailing, saving Choose the Destination such as File, Clipboard, E-mail Download 16 items, Select a format, Create a file
  • 12. 1954 prediction - what computers will look like in 2004 Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011
  • 13. Google searching in medicine
    • Fast, efficient, simple searching
    • Google’s impact in medicine
        • Digitization projects
        • Scholarly journals via Google scholar
        • Content is searchable by all, not just physicians or librarians
        • Accessibility, findability
        • Any downside to Googlization in medicine?
    Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011 Top health searches in Google 2010
  • 14. Basic Google searching Go to regular Google Search for papers such as those in MEDLINE – Try, Google Scholar http:// scholar.google.com Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011
  • 15. Google links to: PubMed records Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011
  • 16. Google scholar – advanced search Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011
  • 17. What can you do to search PubMed efficiently ?
    • Learn foundational skills to search biomedical literature
    • Learn how to search PubMed & Google (Google Scholar)
    • Take some workshops on PubMed
    • Watch some of the many PubMed tutorials
    • Promote PubMed on your library website
    The best medical information = the best medical evidence Dean Giustini, UBC health librarian & instructor | LIBR2195 July 2011
  • 18. Dean Giustini, UBC health librarian & instructor | [email_address] | LIBR2195 July 2011 Enjoy searching the ‘map of medicine’ Enjoy searching PubMed! http:// pubmed.gov