Impact Factor
2.65
Estimated influence, citation density, publishing volume, and citation integrity from the analytics table.
Volume, recency, access pattern, and citing-community signals from the journal analytics record.
Recent article records with DOI-first linking and condensed abstracts.
Title from cover.
Some issues accompanied by a CD-ROM, July/Aug. 2002-
Latest issue consulted: Vol. 24, no. 1 (Jan./Feb. 2004).
Also available by subscription via the World Wide Web.