Impact Factor
3.48
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.
Also issued online.
Vols. for 1995- also issued online; abstracts only for 1995-1997.
Text and summaries in German, English, French, Italian or Spanish.
(1988)19890818 Notice published Printed on acid-free paper