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Big 4 Databases:  Pubmed, Embase,  Web of Knowledge, Scopus Isla Kuhn Reader Services Librarian, Medical Library CAMBRIDGE...
PubMed/Medline  – 5,200
Web of Science  – 11,180 PubMed/Medline  – 5,200
Web of Science  – 11,180 Embase  – 5,124 PubMed/Medline  – 5,200
Web of Science  – 11,180 Embase  – 5,124 Scopus  – 18,2451 PubMed/Medline  – 5,200 441 6,669 1,116 1,568 6,949 60 3,055
All different………
But lots of similarities….. Pubmed Embase WoK Scopus Years of coverage 1954 - present 1980 - present 1970 - present 1996 –...
Lots of similarities….. Pubmed Embase WoK Scopus Password required? (RAVEN) Complex search option (allowing for Boolean “a...
From topic to search <ul><li>Topic -> question -> keywords/synonyms </li></ul>Mental health problems, particularly the eat...
<ul><li>Is CBT effective for teenagers with eating disorders? </li></ul><ul><ul><li>P –problem / patient? </li></ul></ul><...
<ul><li>Is CBT effective for teenagers with eating disorders?   </li></ul><ul><li>1  – teenagers </li></ul><ul><li>2  – CB...
<ul><li>Is CBT effective for teenagers with eating disorders?   </li></ul><ul><li>1  – teenagers  teens adolescents </li><...
Boolean Logic <ul><li>AND  – to narrow the search by combining  different topics </li></ul><ul><ul><li>eg </li></ul></ul><...
Boolean Logic <ul><li>OR  – to broaden your search, by combining  similar terms </li></ul><ul><li>eg </li></ul><ul><li>“ e...
Boolean Logic <ul><li>NOT  – to restrict your search so that it does not contain a particular term </li></ul><ul><li>eg </...
<ul><li>Is CBT effective for teenagers with eating disorders?   </li></ul><ul><li>1  – teenagers  OR  teens  OR  adolescen...
Access <ul><li>http://www.lib.cam.ac.uk/scienceportal/   </li></ul><ul><li>–  click relevant subject and open “subject res...
Searching – Do’s & Don’ts <ul><li>Don’t try to do the whole search in one line </li></ul><ul><li>Don’t imagine that your f...
Searching – Do’s & Don’ts <ul><li>Do think of alternative ways of talking about your topic </li></ul><ul><li>Do learn from...
Help! <ul><li>Isla Kuhn </li></ul><ul><li>Reader Services Librarian </li></ul><ul><li>Medical Library </li></ul><ul><li>em...
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Big 4

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Transcript of "Big 4"

  1. 1. Big 4 Databases: Pubmed, Embase, Web of Knowledge, Scopus Isla Kuhn Reader Services Librarian, Medical Library CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY
  2. 2. PubMed/Medline – 5,200
  3. 3. Web of Science – 11,180 PubMed/Medline – 5,200
  4. 4. Web of Science – 11,180 Embase – 5,124 PubMed/Medline – 5,200
  5. 5. Web of Science – 11,180 Embase – 5,124 Scopus – 18,2451 PubMed/Medline – 5,200 441 6,669 1,116 1,568 6,949 60 3,055
  6. 6. All different………
  7. 7. But lots of similarities….. Pubmed Embase WoK Scopus Years of coverage 1954 - present 1980 - present 1970 - present 1996 – to present Subject headings Health & medicine Health & medicine (pharmacology strength Arts, humanities, sciences, social sciences Arts, humanities, sciences, social sciences Added bonus Subject headings Subject headings “ H” index Journal Impact factors; Conference proceedings “ H” index; Web & Patents search; Journal analyzer
  8. 8. Lots of similarities….. Pubmed Embase WoK Scopus Password required? (RAVEN) Complex search option (allowing for Boolean “and”/”or” searching Subject headings Save Searches Alerts Related articles Citation tracking Links to full-text Export to endnote/refman etc
  9. 9. From topic to search <ul><li>Topic -> question -> keywords/synonyms </li></ul>Mental health problems, particularly the eating disorders….. …… ..”Is CBT effective for teenagers with eating disorders?”………. ………………… keywords???.... synonyms???........................ Themes?
  10. 10. <ul><li>Is CBT effective for teenagers with eating disorders? </li></ul><ul><ul><li>P –problem / patient? </li></ul></ul><ul><ul><li>I – Intervention? </li></ul></ul><ul><ul><li>C – Comparison? </li></ul></ul><ul><ul><li>O – Outcome? </li></ul></ul><ul><ul><li>Synonyms? </li></ul></ul>From topic to search
  11. 11. <ul><li>Is CBT effective for teenagers with eating disorders? </li></ul><ul><li>1 – teenagers </li></ul><ul><li>2 – CBT </li></ul><ul><li>3 – eating disorders </li></ul>From topic to search
  12. 12. <ul><li>Is CBT effective for teenagers with eating disorders? </li></ul><ul><li>1 – teenagers teens adolescents </li></ul><ul><li>2 – CBT cognitive behaviour therapy cognitive behavior therapy </li></ul><ul><li>3 – eating disorders anorexia bulimia </li></ul>From topic to search
  13. 13. Boolean Logic <ul><li>AND – to narrow the search by combining different topics </li></ul><ul><ul><li>eg </li></ul></ul><ul><ul><ul><li>“ physiotherapy” and “stroke” </li></ul></ul></ul><ul><li>Both terms must be present in the results. </li></ul>Stroke Physiotherapy
  14. 14. Boolean Logic <ul><li>OR – to broaden your search, by combining similar terms </li></ul><ul><li>eg </li></ul><ul><li>“ exercise” or “physical activity” </li></ul><ul><li>Either term can be present in the resulting set of articles. </li></ul>Cerebral-vascular Accident Stroke
  15. 15. Boolean Logic <ul><li>NOT – to restrict your search so that it does not contain a particular term </li></ul><ul><li>eg </li></ul><ul><li>“ physical therapy” not “manual therapy” </li></ul><ul><li>The first, but not the second, term must be present. </li></ul><ul><li> </li></ul>Manual Therapy Physical Therapy
  16. 16. <ul><li>Is CBT effective for teenagers with eating disorders? </li></ul><ul><li>1 – teenagers OR teens OR adolescents </li></ul><ul><ul><li>AND </li></ul></ul><ul><li>2 – CBT OR cognitive behaviour therapy OR cognitive behavior therapy AND </li></ul><ul><li>3 – eating disorders OR anorexia OR bulimia </li></ul>From topic to search
  17. 17. Access <ul><li>http://www.lib.cam.ac.uk/scienceportal/ </li></ul><ul><li>– click relevant subject and open “subject resources” </li></ul><ul><li>Pick embase, medline (pubmed), web of science and scopus </li></ul><ul><li>or </li></ul><ul><li>gateway.ovid.com/autologin.cgi </li></ul><ul><li>www.pubmed.gov </li></ul><ul><li>wok.mimas.ac.uk </li></ul><ul><li>www.scopus.com </li></ul>
  18. 18. Searching – Do’s & Don’ts <ul><li>Don’t try to do the whole search in one line </li></ul><ul><li>Don’t imagine that your first attempt will get all the articles you need </li></ul><ul><li>Don’t give up! </li></ul>
  19. 19. Searching – Do’s & Don’ts <ul><li>Do think of alternative ways of talking about your topic </li></ul><ul><li>Do learn from your hits and your misses </li></ul><ul><li>Do remember that you still have to critically appraise each article </li></ul><ul><li>Do ask for help </li></ul>
  20. 20. Help! <ul><li>Isla Kuhn </li></ul><ul><li>Reader Services Librarian </li></ul><ul><li>Medical Library </li></ul><ul><li>email: [email_address] </li></ul><ul><li>phone: (01223) 336750 </li></ul><ul><li>web: library.medschl.cam.ac.uk </li></ul>Thank you.
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