Impact Factor
2.75
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.
Suppl. 2 (1999) included in v. 12, no. 5 (Sept.-Oct. 1999).
Some vols. have supplements.
Also issued online.