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CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

Big 4 Databases:
Pubmed, Embase,
Web of Knowledge, Scopus
Isla Kuhn
Deputy Medical Librarian
University of Cambridge Medical Library
CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

PubMed/Medline
 5,200
CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

PubMed/Medline
 5,200

Web of Science 
11,180
CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

PubMed/Medline
 5,200

Web of Science 
11,180

Embase  5,124
CAMBRIDGE UNIVERSITY LIBRARY

6,669

MEDICAL LIBRARY

Scopus  18,2451

PubMed/Medline
 5,200

1,568

6,949

3,055
1,116

Web of Science 
11,180

60

441

Embase  5,124
All different

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY
Some differences..
Pubmed

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

Embase

WoK

Scopus

Years of coverage

1954 present

1974 - 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

H index;

Journal Impact
factors;

Web & Patents
search;

Conference
proceedings

Journal
analyzer
But they all do the same thing
(pretty much..)
Pubmed
Password required? (RAVEN)
Complex search option (allowing for
Boolean and/or searching
Subject headings
Save Searches(after youve logged in)
Alerts
Related articles
Citation tracking
Links to full-text
Export to reference management tool

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

Embase

WoK

Scopus
But they all do the same thing

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

Pubmed

Embase

WoK

Scopus

Password required? (RAVEN)

No

Yes

Yes

Yes

Complex search option (allowing for
Boolean and/or searching

Yes

Yes

Yes

Yes

Subject headings

Yes

Yes

No (ish) No (ish)

Save Searches (after youve logged in)

Yes

Yes

Yes

Yes

Alerts

Yes

Yes

Yes

Yes

Related articles

Yes

Yes

Yes

Yes

Citation tracking

No

No

Yes

Yes

Links to full-text

Yes

Yes

Yes

Yes

Export to reference management tool

Yes

Yes

Yes

Yes
From Topic to Results

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

 Topic -> question -> keywords/synonyms

Effect of chocolate in prevention of heart disease

...Is consuming chocolate effective in reducing risk of heart disease? .

Themes / PICO / keywords
From Topic to Results

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

Is consuming chocolate effective in reducing the risk of heart disease?
P problem / patient?
I  Intervention?
C  Comparison?
O  Outcome?

Synonyms?
From Topic to Results

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

Is consuming chocolate effective in reducing the risk of heart disease?
P  heart disease
I  chocolate
C
O  risk
From Topic to Results

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

Is consuming chocolate effective in reducing the risk of heart disease?
heart disease / heart failure / cardiovascular disease / coronary disease
chocolate / cocoa / cacao
risk / prevention / prevalence
Quiz 1

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

Which will give you better hits (a more SPECIFIC search)?

1. coronary disease AND chocolate
2. chocolate OR heart failure
3. coronary disease NOT chocolate
4. risk AND chocolate
From Topic to Results:
Boolean Logic

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

AND  to narrow the search by combining different topics

eg

physiotherapy and stroke

Both terms must be present in the results.

Physiotherapy

Stroke
Quiz 2

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

Which will give you most hits (a more SENSITIVE search)

1. coronary disease AND heart failure
2. coronary disease OR heart failure
3. coronary disease NOT heart failure
From Topic to Results:
Boolean Logic

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

OR  to broaden your search, by combining similar terms
eg
exercise or physical activity
Either term can be present in the resulting set of articles.

Stroke

Cerebral-vascular
Accident
Quiz 3

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

Which will give you best hits (most SPECIFIC search)?

1. coronary disease AND chocolate AND risk
2. (coronary disease OR heart failure) AND chocolate AND risk
3. chocolate AND risk AND coronary failure
4. risk AND (chocolate OR cocoa) AND (coronary disease OR heart failure)
From Topic to Results:
Boolean Logic

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

NOT  to restrict your search so that it does not contain a particular term
eg
physical therapy not manual therapy

The first, but not the second, term must be present.

Physical
Therapy

Manual
Therapy
From Topic to Results
Is consuming chocolate effective in the prevention of CAMBRIDGE UNIVERSITY LIBRARY
MEDICAL LIBRARY
heart disease?

heart disease OR cardiovascular disease or coronary disease
AND
chocolate OR cocoa OR cacao
AND
prevention OR risk or prevalence

Limits?
MeSH?
Access

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

http://library.medschl.cam.ac.uk/
 click databases for literature searching
- Pick embase, medline (pubmed), web of science and scopus

or
wok.mimas.ac.uk
www.scopus.com
gateway.ovid.com/autologin.cgi
http://tinyurl.com/campubmed
Whats the difference?

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

Pubmed

Embase

WoK

Scopus

Password required? (RAVEN)

No

Yes

Yes

Yes

Complex search option (allowing for
Boolean and/or searching

Yes

Yes

Yes

Yes

Subject headings

Yes

Yes

No (ish)

No (ish)

Save Searches (after youve logged in)

Yes

Yes

Yes

Yes

Alerts

Yes

Yes

Yes

Yes

Related articles

Yes

Yes

Yes

Yes

Citation tracking

No

No

Yes

Yes

Links to full-text

Yes

Yes

Yes

Yes

Export to reference management tool

Yes

Yes

Yes

Yes
From strategy to references

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

LibrarySearch / e-journals@cambridge
http://search.lib.cam.ac.uk/
and/or NHS ejournals?
http://tinyurl.com/nhs-ejournals
Searching  Dos & Donts

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

 Dont try to do the whole search in one line
 Dont imagine that your first attempt will get all the articles you need
 Dont give up!
Searching  Dos & Donts

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

 Do think of alternative ways of talking about your topic
 Do learn from your hits and your misses
 Do remember that you still have to critically appraise each article
 Do ask for help
CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY
Help!

CAMBRIDGE UNIVERSITY LIBRARY

MEDICAL LIBRARY

Isla Kuhn
Reader Services Librarian
Medical Library

email: ilk21@cam.ac.uk
phone: (01223) 336750
web: library.medschl.cam.ac.uk

Thank you.

More Related Content

Big 4 michaelmas 2013

  • 1. CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Big 4 Databases: Pubmed, Embase, Web of Knowledge, Scopus Isla Kuhn Deputy Medical Librarian University of Cambridge Medical Library
  • 2. CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY PubMed/Medline 5,200
  • 3. CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY PubMed/Medline 5,200 Web of Science 11,180
  • 4. CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY PubMed/Medline 5,200 Web of Science 11,180 Embase 5,124
  • 5. CAMBRIDGE UNIVERSITY LIBRARY 6,669 MEDICAL LIBRARY Scopus 18,2451 PubMed/Medline 5,200 1,568 6,949 3,055 1,116 Web of Science 11,180 60 441 Embase 5,124
  • 6. All different CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY
  • 7. Some differences.. Pubmed CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Embase WoK Scopus Years of coverage 1954 present 1974 - 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 H index; Journal Impact factors; Web & Patents search; Conference proceedings Journal analyzer
  • 8. But they all do the same thing (pretty much..) Pubmed Password required? (RAVEN) Complex search option (allowing for Boolean and/or searching Subject headings Save Searches(after youve logged in) Alerts Related articles Citation tracking Links to full-text Export to reference management tool CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Embase WoK Scopus
  • 9. But they all do the same thing CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Pubmed Embase WoK Scopus Password required? (RAVEN) No Yes Yes Yes Complex search option (allowing for Boolean and/or searching Yes Yes Yes Yes Subject headings Yes Yes No (ish) No (ish) Save Searches (after youve logged in) Yes Yes Yes Yes Alerts Yes Yes Yes Yes Related articles Yes Yes Yes Yes Citation tracking No No Yes Yes Links to full-text Yes Yes Yes Yes Export to reference management tool Yes Yes Yes Yes
  • 10. From Topic to Results CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Topic -> question -> keywords/synonyms Effect of chocolate in prevention of heart disease ...Is consuming chocolate effective in reducing risk of heart disease? . Themes / PICO / keywords
  • 11. From Topic to Results CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Is consuming chocolate effective in reducing the risk of heart disease? P problem / patient? I Intervention? C Comparison? O Outcome? Synonyms?
  • 12. From Topic to Results CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Is consuming chocolate effective in reducing the risk of heart disease? P heart disease I chocolate C O risk
  • 13. From Topic to Results CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Is consuming chocolate effective in reducing the risk of heart disease? heart disease / heart failure / cardiovascular disease / coronary disease chocolate / cocoa / cacao risk / prevention / prevalence
  • 14. Quiz 1 CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Which will give you better hits (a more SPECIFIC search)? 1. coronary disease AND chocolate 2. chocolate OR heart failure 3. coronary disease NOT chocolate 4. risk AND chocolate
  • 15. From Topic to Results: Boolean Logic CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY AND to narrow the search by combining different topics eg physiotherapy and stroke Both terms must be present in the results. Physiotherapy Stroke
  • 16. Quiz 2 CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Which will give you most hits (a more SENSITIVE search) 1. coronary disease AND heart failure 2. coronary disease OR heart failure 3. coronary disease NOT heart failure
  • 17. From Topic to Results: Boolean Logic CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY OR to broaden your search, by combining similar terms eg exercise or physical activity Either term can be present in the resulting set of articles. Stroke Cerebral-vascular Accident
  • 18. Quiz 3 CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Which will give you best hits (most SPECIFIC search)? 1. coronary disease AND chocolate AND risk 2. (coronary disease OR heart failure) AND chocolate AND risk 3. chocolate AND risk AND coronary failure 4. risk AND (chocolate OR cocoa) AND (coronary disease OR heart failure)
  • 19. From Topic to Results: Boolean Logic CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY NOT to restrict your search so that it does not contain a particular term eg physical therapy not manual therapy The first, but not the second, term must be present. Physical Therapy Manual Therapy
  • 20. From Topic to Results Is consuming chocolate effective in the prevention of CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY heart disease? heart disease OR cardiovascular disease or coronary disease AND chocolate OR cocoa OR cacao AND prevention OR risk or prevalence Limits? MeSH?
  • 21. Access CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY http://library.medschl.cam.ac.uk/ click databases for literature searching - Pick embase, medline (pubmed), web of science and scopus or wok.mimas.ac.uk www.scopus.com gateway.ovid.com/autologin.cgi http://tinyurl.com/campubmed
  • 22. Whats the difference? CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Pubmed Embase WoK Scopus Password required? (RAVEN) No Yes Yes Yes Complex search option (allowing for Boolean and/or searching Yes Yes Yes Yes Subject headings Yes Yes No (ish) No (ish) Save Searches (after youve logged in) Yes Yes Yes Yes Alerts Yes Yes Yes Yes Related articles Yes Yes Yes Yes Citation tracking No No Yes Yes Links to full-text Yes Yes Yes Yes Export to reference management tool Yes Yes Yes Yes
  • 23. From strategy to references CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY LibrarySearch / e-journals@cambridge http://search.lib.cam.ac.uk/ and/or NHS ejournals? http://tinyurl.com/nhs-ejournals
  • 24. Searching Dos & Donts CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Dont try to do the whole search in one line Dont imagine that your first attempt will get all the articles you need Dont give up!
  • 25. Searching Dos & Donts CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Do think of alternative ways of talking about your topic Do learn from your hits and your misses Do remember that you still have to critically appraise each article Do ask for help
  • 27. Help! CAMBRIDGE UNIVERSITY LIBRARY MEDICAL LIBRARY Isla Kuhn Reader Services Librarian Medical Library email: ilk21@cam.ac.uk phone: (01223) 336750 web: library.medschl.cam.ac.uk Thank you.