Results show that no one research update product will discover all the relevant information on a topic. To find the most comprehensive search, NIH Library staff recommends utilizing a combination of research update products.
Overview of Alerting Services [ PDF 25k]
(This chart in PDF 39k)
|
Research Updates
|
PubMed (My NCBI)
|
Scopus
|
Web of Science
|
|
Journal Coverage
|
Over 5,000 journals in the areas of medicine, nursing, dentistry, veterinary medicine, the health care system and preclinical sciences.
|
Over 15,000 journals in the areas of science, technology, medicine, psychology, sociology, and economics.
|
Over 8,500 journals in the areas of science, technology, medicine, psychology, sociology, and economics.
|
|
Years of coverage
|
17 million records from the mid 1950's
|
33 million records from 1869 (cited references from 1996 only)
|
37 million records from 1900 (Social Sciences Citation Index (SSCI)--1956-present)
|
|
Type of Updates
|
Subject, author, or journal Table of Contents (TOC)
|
Subject, author, cited reference or Journal TOC
|
Subject, author, cited reference or Journal TOC
|
|
Update Frequency
|
Daily, Weekly, or Monthly
|
Daily, Weekly, or Monthly
|
Weekly or Monthly
|
|
Updates per Account
|
Unlimited
|
Unlimited
|
Unlimited
|
|
Update Email formats
|
HTML or text
|
HTML or text
|
HTML or text
|
|
Update RSS Feed Availability
|
Yes
|
Yes
|
Yes
|
|
Response to zero results
|
User choice
|
Notified
|
Notified
|
|
Save Format for Exporting to Citation Software
|
MEDLINE
|
Automatic
|
ISI Research Soft, Full Record Field Tagged
|
|
Databases Searched
|
PubMed, Nucleotide, Genome, Protein, and other NCBI databases
|
Scopus includes records from MEDLINE, Embase, Compendex, and Geobase
|
Web of Science includes records from Science Citation Index and Social Science Citation Index
|
|
|
|