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PubMed and its search options

PubMed and its search options. Jan Emmerich, Sonja Jacobi, Kerstin Müller (5th Semester Library Management). Table of Contents. What is PubMed? Welcome to PubMed Search options Simple search Simple search by search field tags Advanced search Search by limitations

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PubMed and its search options

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  1. PubMed and its search options Jan Emmerich, Sonja Jacobi, Kerstin Müller(5th Semester Library Management)

  2. Table of Contents • What is PubMed? • Welcome to PubMed • Search options • Simple search • Simple search by search field tags • Advanced search • Search by limitations • Search by category fields • Search by index field • Display settings • Save options

  3. What is PubMed? • free meta search engine • access to the bibliographic information source MEDLINE • daily update • increase of 500.000 records a year • contains approximately 19 million article citations from 5.000 journals published worldwide • service of the United States National Library of Medicine (NLM) and the National Institutes of Health (NIH) oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  4. What is PubMed? • articles are indexed under the application of the MeSH thesaurus • MeSH contains nearly 25.000 descriptors • is a part of the Entrez information retrieval system which is a global query cross-database search system • offers many different search options for non- and professional researchers oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  5. What is PubMed? Offers access to… • Oldmedline (articles before 1966) • PRE-Medline: in-process citations (currently about 100.000) • HealthStar (about 3 million records) • Journals from peripheral areas of medicine • Non-medical articles in Medline journals • References to journal full texts • Links to patent information on the Internet oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  6. Welcome to PubMed oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  7. Welcome to PubMed • “using PubMed” • various help texts • online training by movies • “PubMed tools” • direct access to: • the journal search • search of clinical studies • pool of various special searches • “More resources” • direct access to certain databases • “Sign in” • free account to expand the possibilities of using PubMed oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  8. Welcome to PubMed oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  9. Welcome to PubMed • “getting started” • general information how to use PubMed: • help manual • “NCBI Handbook” • various trainings and tutorials • “resources” • PM databases summarized under different headings • “How to” • more information about how to receive the full texts of the articles oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  10. Welcome to PubMed • “Popular” • list of the most used databases • quick access to the major databases • “Featured” • offers more utilities and databases • “NCBI information” • general information about NCBI • contact information • newsletter • “Help Desk” • contact PubMed directly oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  11. Simple search • keyword search formulations • logical interconnections • The Boolean operators AND (intersection); OR (union); NOT (exclusion) • bracket setting • search for phrases • wildcard search • various help boxes • related articles • more articles with search terms in the title • suggestions to use other, specified search terms • history of recent activities oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  12. Search options oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  13. Simple search by search field tags Frequently used search-field tags • [au] - author • [dp] - date published (YYYY/MM/DD) • [ip] - issue, part or supplement • [la] - language • [pg] - first page number of the article • [pmid] - PubMed ID • [pt] - publication type • [ta] - journal title • [ti] - title words • [vi] – volume oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  14. Advanced search • provides the same operators like the simple search • additionally • specification of the search query oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  15. Search by category fields • combination of different category fields • search of the index entries of every category field oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  16. Search by index field • automatic bracket setting • research is possible in “all fields” or in certain fields like “author”, “language”, “title”, … oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  17. Display settings Possibilities • summary • summary (text) • abstract • abstract (text) • MEDLINE • XML • PMID List oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  18. Save options Possibilities • file (copy will be saved on the computer) • clipboard (copy will be saved virtual, limit: 500 results) • collections (saves search queries) • email (copy of the article and an optional message will be send to an email address) • order (interlibrary lending /document delivery) oWhat is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

  19. Thank you!

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