Impact Factor
2.38
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.
Supplements accompany some vols.
Also issued online.
Articles in Spanish; table of contents and summaries in English and Spanish, -2013; articles in English and Spanish, 2014- .
v. 13, no. 1 (Mar. 2000)20080103 Notice published Printed on acid-free paper