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20 Cards in this Set
- Front
- Back
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Secondary literature reference description
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An abstrating or indexing service that points to primary literature
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What information does a secondary reference provide?
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Complete citation to the primary article (author, title source, date)
Abstract |
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What does an abstract contain
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Summary of the primary article and often the author's interpretation of the data within
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Advantages of secondary sources
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Quick
One search, many journals Computerized Combined search terms Full text is often available |
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Disadvantages of secondary sources
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Cost
Specialized training Full text not always available |
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Characteristics distinguishing different secondary sources
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# of journals reviewed
Lag time for appearance of citations Accesibility of topics Format available (print/online) Cost |
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4 examples of DI secondary resources
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Index Medicus
Medline IPA-Intl Pharmaceutical abstr IDIS-Iowa DI system |
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What is Index Medicus?
What are its key characteristics? |
Paper version of Medline
Published 1879 Uses keywords No abstracts Pure indexing No interpretation |
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What type of article types appear in Index Medicus?
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Reviews
Letters Care Reports Clinical Trials |
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Define and describe MeSH headings
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Specific controlled vocab from NLM for searching Medline/IM
Arranged alpabetically and Hierarchy general to specific |
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Index Medicus/Medline tree structure
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MeSH terms by hierarchy
Can move search to either more general or more specific 16 branches |
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What is PubMed?
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A database that points to Medline
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What is Medline?
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A type of database available thru PubMed or OVID
Provided by NLM A secondary source Online version of Index Medicus Can us MeSH but not reqd |
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How to broaden Medline search if you get 0 or few hits
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Explode a MeSH term to include all narrower terms beneath it too
Use Boolen "OR" |
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How to narrow your Medline search if too many hits
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Use limits such as Pub year, language, human studies, Pub type
Use Boolen "AND" |
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Search entries available in Medline other than MeSH terms
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TW-textword search
TI-Title Word search SO-textword+MeSH term AU-author search RN-reg or CAS number AN or PMID |
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What is a PMID?
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PubMed ID number that uniquely identifies a specific reference.
Great for quick retrieval Not part of a citation |
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What are characteristics of International Pharmaceutical Abstracts (IPA)?
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Secondary source
Edited by ASHP Focuses on human studies Pharmacy and Med focused Conference and posters incld >850 journals Has citations and abstracts |
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What is Iowa Drug Information System? (IDIS)
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Secondary source
Online resource with human drug therapy studies only Full text available Index has complete references |
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How is Medline accessed?
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PubMed or
OVID |
