Help Topic: Journal impact factor

Information about a journal's Impact Factor can be accessed from the journal's home page or any of its related pages. Click on 'Journal Information' in the left-hand navigation panel to expand the menu, then click on 'Impact Factor'. If the journal has been included in Thomson Scientific's 'Web of Knowledge', the page will display the journal's impact factor and its ranking within its subject category.

Note: For more information about impact factors, visit the Thomson website.

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