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) o What 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 o What 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 o What is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

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

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

12. Search options o What 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 o What 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 o What 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 o What 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”, … o What 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 o What 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) o What is PubMed? o Welcome to PubMed o Search options o Display settings o Save options

19. Thank you!