Impact Factor
3.22
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.
Prior to 2000, supplement treated as a separate publication.
Some vols. have supplements.
Also issued online.
Vol. 24, no. 5 (1989)19920825 Notice published Printed on acid-free paper that meets the full ANSI standard for Permanent Paper