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PubMed Made Simple:Finding Authoritative Health Information for Your Patrons                   (BCLA Conference Session, #...
ObjectivesBy the end of this session, you will be able to:      Describe PubMed content to your users      Perform simpl...
This session will cover: What Medline is    How do you find medical research there?    Tips & tricks in searching    C...
1966 – MEDLINEa database of citations tobiomedical journal articles                              4
What’s in Medline MEDLINE is a database of citations to the medical literature 5,600 journals indexed in MEDLINE    Jou...
Journal acceptance for MEDLINE    Literature Selection & Technical Review              Committee (LSTRC)   LSTRC is made ...
What criteria is used to select journals for           indexing in Medline?Critical elements:      Scope & coverage     ...
MEDLINE over time …                See Journals Recently               Accepted for Inclusion in                      MEDL...
PubMed as of 2012   http://www.pubmed.gov/                                             9
MedlinePlus:           http://medlineplus.gov/  Trusted Health Information for Consumers• ~1000 health topics• Prescriptio...
PubMed vs. MedlinePlus            PubMed                                                    MedlinePlus•   Free at http://...
A MEDLINE RECORD: Journal name Article title Authors/1st author info Abstracts Language PMID (indexed?) Publication...
What are medical subject headings?      Dean Giustini | UBC Biomedical Branch Librarian | May 11th 2012   13
FACTs:• MeSH (Medical Subject Headings) =  Medline’s controlled vocabulary• Describe journal content• Aid in informational...
Subheadings coordinate      with MeSH for specificity= major descriptors get an *asterisk Subheadings coordinate with MeSH...
MEDLINE LicenseesDean Giustini | UBC Biomedical Branch Librarian | May 11th 2012   16
What’s in PubMed? Equal to Medline?                 includes:                 • records for online books & chapters       ...
How to Search PubMed          http://www.pubmed.gov/          aids drugs breast feeding Dean Giustini | UBC Biomedical Bra...
Results(most recent)                19
Best features in a PubMed search …?   Automatic term mapping   Automatic explosion   Citation sensor   Links to the op...
PubMed uses Automatic Term Mapping…which recognizes thousands of concepts & maps to the most                  appropriate ...
‘Search details’ translates your query            …yes, to improve your search               http://www.pubmed.gov/22
See differences in retrieval:“aids drugs” + “breast feeding” =                                          3aids drugs breast...
Test Time~!http://www.pubmed.gov/                         24
PubMed’s Citation Matcher       fauci cell 2007              http://www.pubmed.gov/   Dean Giustini | UBC Biomedical Branc...
PubMed’s citation match                          26
Basic PubMed searchingType keywords, separated by a space                                      27
28
Use ‘Related citations’ …
30
Link to genetics databases                             31
32
Register for MyNCBI account              http://www.pubmed.gov/   Dean Giustini | UBC Biomedical Branch Librarian | May 11...
MyNCBI homepage        http://www.pubmed.gov/                                 34
MyNCBI: CustomizableMy NCBI allows you to: Save records (Collections, My Bibliography) Save searches (Saved Searches) C...
Summary MEDLINE’s database of biomedical research is the heart of PubMed Includes good quality journals seen as importan...
Summary (cont’d) Search PubMed by entering main concepts Your search terms automatically map to MeSH terms Enter citati...
Dean Giustini                    UBC Biomedical Branch Librarian                           http://hlwiki.caSome screenshot...
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BCLA Pubmed Made Simple - Searching Tips for Librarians

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BCLA May 11th, 2012

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BCLA Pubmed Made Simple - Searching Tips for Librarians

  1. 1. PubMed Made Simple:Finding Authoritative Health Information for Your Patrons (BCLA Conference Session, #23) Dean Giustini | UBC Biomedical Branch Librarian | May 11th 2012 1
  2. 2. ObjectivesBy the end of this session, you will be able to:  Describe PubMed content to your users  Perform simple keyword searches  Discuss medical subject headings (MeSH)  Discuss the pros / cons of using PubMed  Such as MedlinePlus … … To find authoritative consumer health information
  3. 3. This session will cover: What Medline is  How do you find medical research there?  Tips & tricks in searching  Cool tools in PubMed How journals get indexed in MEDLINE  MEDLINE over time – how has it changed?  What’s included in each record  Using Medical Subject Headings or MeSH Dean Giustini | UBC Biomedical Branch Librarian | May 11th 2012
  4. 4. 1966 – MEDLINEa database of citations tobiomedical journal articles 4
  5. 5. What’s in Medline MEDLINE is a database of citations to the medical literature 5,600 journals indexed in MEDLINE  Journals are approved by review committee NLM indexers use Medical Subject Headings (MESH) to index 50,000 articles a month In 2012, MEDLINE has 22 million citations back to mid-1940s High % of English-language articles / all have English abstracts 5
  6. 6. Journal acceptance for MEDLINE Literature Selection & Technical Review Committee (LSTRC) LSTRC is made up of medical experts & librarians Examines hundreds of medical titles yearly Selects 20-25% of reviewed titles Arranges for indexing, XML, NLM loading Done by NLM librarians in Bethesda MD Dean Giustini | UBC Biomedical Branch Librarian | May 11th 2012 6
  7. 7. What criteria is used to select journals for indexing in Medline?Critical elements:  Scope & coverage  Quality of content  Quality of editorial work  Production quality  Audience  Types of content See Fact Sheet for selection criteria 7
  8. 8. MEDLINE over time … See Journals Recently Accepted for Inclusion in MEDLINE 8
  9. 9. PubMed as of 2012 http://www.pubmed.gov/ 9
  10. 10. MedlinePlus: http://medlineplus.gov/ Trusted Health Information for Consumers• ~1000 health topics• Prescription drugs• Herbal supplements• Audiovisual content• Pre-formatted PubMed searches 10
  11. 11. PubMed vs. MedlinePlus PubMed MedlinePlus• Free at http://pubmed.gov • Free at http://medlineplus.gov• Type of source: medical index • Type of source: consumer health information portal• Scientific content = 22 million citations – Medline database + more • Consumer content + librarian-reviewed • Reading level: grade 8 – Scholarly, peer-reviewed journals • Audience: general public + consumers/ patients• Audience: advanced users + researchers Dean Giustini | UBC Biomedical Branch Librarian | May 11th 2012 11
  12. 12. A MEDLINE RECORD: Journal name Article title Authors/1st author info Abstracts Language PMID (indexed?) Publication types Medical Subject Headings Substances 12
  13. 13. What are medical subject headings? Dean Giustini | UBC Biomedical Branch Librarian | May 11th 2012 13
  14. 14. FACTs:• MeSH (Medical Subject Headings) = Medline’s controlled vocabulary• Describe journal content• Aid in informational retrieval• Indexers assign most specific terms 14
  15. 15. Subheadings coordinate with MeSH for specificity= major descriptors get an *asterisk Subheadings coordinate with MeSH = /immunology /pathology 15
  16. 16. MEDLINE LicenseesDean Giustini | UBC Biomedical Branch Librarian | May 11th 2012 16
  17. 17. What’s in PubMed? Equal to Medline? includes: • records for online books & chapters • out of scope articles 17
  18. 18. How to Search PubMed http://www.pubmed.gov/ aids drugs breast feeding Dean Giustini | UBC Biomedical Branch Librarian | May 11th 2012 18
  19. 19. Results(most recent) 19
  20. 20. Best features in a PubMed search …? Automatic term mapping Automatic explosion Citation sensor Links to the open web Dean Giustini | UBC Biomedical Branch Librarian | May 11th 2012 20
  21. 21. PubMed uses Automatic Term Mapping…which recognizes thousands of concepts & maps to the most appropriate terms … http://www.pubmed.gov/ ATM checks these fields for mapping properly  Medical subject headings Journal titles Authors 21
  22. 22. ‘Search details’ translates your query …yes, to improve your search http://www.pubmed.gov/22
  23. 23. See differences in retrieval:“aids drugs” + “breast feeding” = 3aids drugs breast feeding = 398(processed using ATM) Dean Giustini | UBC Biomedical Branch Librarian | May 11th 2012 23
  24. 24. Test Time~!http://www.pubmed.gov/ 24
  25. 25. PubMed’s Citation Matcher fauci cell 2007 http://www.pubmed.gov/ Dean Giustini | UBC Biomedical Branch Librarian | May 11th 2012 25
  26. 26. PubMed’s citation match 26
  27. 27. Basic PubMed searchingType keywords, separated by a space 27
  28. 28. 28
  29. 29. Use ‘Related citations’ …
  30. 30. 30
  31. 31. Link to genetics databases 31
  32. 32. 32
  33. 33. Register for MyNCBI account http://www.pubmed.gov/ Dean Giustini | UBC Biomedical Branch Librarian | May 11th 2012 33
  34. 34. MyNCBI homepage http://www.pubmed.gov/ 34
  35. 35. MyNCBI: CustomizableMy NCBI allows you to: Save records (Collections, My Bibliography) Save searches (Saved Searches) Customize your results (Filters, My NCBI Preferences) http://www.pubmed.gov/ Dean Giustini | UBC Biomedical Branch Librarian | May 11th 2012 35
  36. 36. Summary MEDLINE’s database of biomedical research is the heart of PubMed Includes good quality journals seen as important by expert committee MEDLINE can be searched freely via PubMed; also other systems MEDLINE is enhanced by Medical Subject Headings (MeSH), which improve access to the literature & are used for searching 36
  37. 37. Summary (cont’d) Search PubMed by entering main concepts Your search terms automatically map to MeSH terms Enter citation data (author | title | journal) to find known items Fulltext may be linked in PubMed (see publisher icon in upper right) See ‘related citations’ on right side of search results & abstract display Dean Giustini | UBC Biomedical Branch Librarian | May 11th 2012 37
  38. 38. Dean Giustini UBC Biomedical Branch Librarian http://hlwiki.caSome screenshots & content for this presentation are from NCBI Training materials here: http://www.ncbi.nlm.nih.gov/education/

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