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Search Workshop Payam Kabiri, MD. PhD. Epidemiologist Department of Epidemiology & Biostatistics School of Public Health Tehran & Isfahan Universities of Medical Sciences
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Search Workshop
Payam Kabiri, MD. PhD.Epidemiologist
Department of Epidemiology & Biostatistics
School of Public Health
Tehran & Isfahan Universities of Medical Sciences
What is Literature? What is Literature Review? What kind of Literature do we have? When the Literature review should be down? When to use Literature in proposals? How to refer to the used Literature?
Literature Review
مرور متون
من�ابع نظام من�د تحلي�ل و جس�تجو پايان نام�ه کت�اب، مقال�ه، از )اعم زمين�ه موض�وعی دري�ک ک�ه )... و
خاص منتشر شده است.
اهميت مرور متون
مرور متون براساس موضوع پژوهش صورت می گيرد و در موارد زير به کار می رود:
در تهيه پروپوزال طرح تحقيقاتی
بيان مساله و مقدمه در تنظيم گزارش نهايی و مقاله
بحثو مقدمه ... ساير موارد مانند
Steps of Literature Review
Problem formulation which topic or field is being examined and what
are its component issues? Literature search finding materials relevant to the subject being
explored Data evaluation determining which literature makes a significant
contribution to the understanding of the topic Analysis and interpretation discussing the findings and conclusions of
pertinent literature
ه ياطالعات پا(Basic Knowledge) (Text book)های مرجع کتاب
اطالعات روزآمد(Updated Knowledge) (Periodicals )و نشريات ادواریمجالت
Information Resources
Information Resources
Print MaterialsElectronic Materials
• Local Data www.iranmedex.com
www.magiran.com
www.irandoc.ac.ir
www.srlst.com
www.sid.ir
•International Data www.pubmed.com
Information Resources
Print Materials
Journals & Papers Indexes Dissertations & ThesisAbstracts of SeminarsBooks & Booklets
Bibliographic database
A bibliographic or library database is a collection of bibliographic information.
May contain information about papers, books and other materials held in a library.
Databases
General Databases(Comprehensive OR Core Databases)
Specialized Databases(Subjects Specified Databases)
General Databases(Comprehensive OR Core Databases)
Medical Sciences Medline Embase Scopus
All Sciences Web of Sciences
Biological Abstracts International Pharmaceutical Abstract PsychInfo CINAHL Chemical Abstracts Agricola Econlite
Specialized Databases(Subjects Specified Databases)
Citation Databases
Web of Science Scopus Google Scholar
Electronic Journals & Collection
Elsevier Science Ovid Blackwell Science Oxford university Press Springer Proquest Ebsco
آشنايی با بانك اطالعاتي مدالين
Index MedicusNational Library of Medicine
(NLM)
Dr. John Shaw Billings
John Shaw Billings
(US Army general Surgeon)
Director of the NLM
established Index Medicus.
Index Medicus
Making: Author Index Subject Index
They call it: Index Medicus
Medical Literature Analysis And Retrieval
System
آشنايی با بانك اطالعاتي مدالين
MEDLARS
MEDLARS ONLINE
MEDLINE
آشنايی با بانك اطالعاتي مدالين
بانك اطالعاتي مدالين در واقع همان نسخه الکترونيک ايندكس
مديكوس چاپي است که به صورت نسخه سي دي و يا وب
منتشر مي شود.
آشنايی با بانك اطالعاتي مدالين
Medline
3200 Journal First & Now +4900 Journal
More 250,000 Paper per Year75% of the Whole Printed English
Papers throughout the worldOver 17,000,000 Records Till Now
Medline
1966 up to now A National Library of Medicine
(NLM) ProductThe most used database by Medical
Researchers throughout the world
Medline
Publish more than 800 papers per day Covers Medical, Dental & Nursing
papers In 2006, 4,928 journals are currently
indexed for MEDLINE Available online through web since
1971.
آشنايی با بانك اطالعاتي مدالين
Records Fields
Titles (Ti) Authors (Au) Source (So) Journal Name (Jn) Main Abstract (MA) Medical Subjects Headings (MESH) ………………………………………………
آشنايی با بانك اطالعاتي مدالين
Search Methods1. Find (Search)
2. Index
3. Thesaurus (MeSH)
Output Options1. View
2. Download
3. Print
4. Email
آشنايی با بانك اطالعاتي مدالين
Operators1. AND
2. OR
3. NOT
4. ADJ
Boolean Logics
Shaded areas indicate retrieval
Search StatementTypes of records
retrieved
stress AND anxietyDocuments that have
either stress AND anxiety
stress OR anxietyDocuments that have
both stress OR anxiety
stress NOT anxietyDocuments that have
stress but NOT anxiety
Truncation For singular, plural or word-roots findings. Examples:
child* will retrieve children, childhood, childlike adolescen* will retrieve adolescent, adolescence, adolescently derm* will retrieve dermal, dermatitis, dermatology, dermoid,
dermatologist, dermatopathologist, …
Be very careful of small word roots when looking for plurals… cat* rat* catastrophe rational cataract ratify category ratio
Rather use: (cat OR cats) (rat OR rats)
Some comparisons between the MEDLINE of 1971 & the MEDLINE of
today
Items 1971 2006
Indexed Journals
239 4,928
Users 2577,000,000 unique visits &
about 800,000,000 searches
Serveran IBM 360/50
mainframe computer
on 20 Dell PowerEdge, 2 CPU 8Gb RAM, with the Linux operating system
PubMed
PubMed is available via the NCBI
Entrez retrieval system. It was developed by the National Center for Biotechnology Information (NCBI) at the National Library of Medicine (NLM), located at the National Institutes of Health (NIH).
MEDLINE Facts
Producer National Library of Medicine, Washington, DC.
Subjects medicine, dentistry, nursing, preclinical sciences, health care systems, veterinary medicine
Size 4500+ journals indexed; 14 million references
Scope Journals from 70 countries (>50% US)
Languages 30+
Abstracts included for >75% of references; author-written
Coverage 1966 – present
PubMed & Medline
Chart last updated: April 7, 2008
Data Total RecordsDates
CoveredIndexed Records
Added
PubMed 17,887,371 1949-present
Medline 16,488,995 1966-present 14,177
In Process 239,052
OldMedline 451,105 1949-1965 About 1,800
How to refer to the used Literature?
International Committee of Medical Journal Editors (www.icmje.org)
Uniform Requirements for Manuscripts Submitted to Biomedical Journals
Sample References (Vancouver)
www.nlm.nih.gov/bsd/uniform_requirements.html
http://www.pubmed.comhttp://www.ncbi.nlm.nih.gov/
http://www.tums.ac.ir/http://diglib.tums.ac.ir/
http://scholar.google.com
How to see where a journal is indexed?
To check in which database a journal is indexed & where we can find its full text, search your journal name in these websites:
http://jake.openly.com/
http://journalseek.net/
