Impact Factor
2.78
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.
Imprint varies.
Editor: v. 1- H. L. Klawans.
Also issued online.
Vol. 9, no. 1 (FEB 1986)19900914 Notice not published Printed on acid-free paper