Letters Math Problems By MICHAEL W. LEVINE See allHide authors and affiliations Science 10 May 1991:Vol. 252, Issue 5007, pp. 763DOI: 10.1126/science.252.5007.763-b MICHAEL W. LEVINE Department of Psychology, and Committee on Neuroscience, University of Illinois, Box 4348, Chicago, IL 60680Find this author on Google Scholar Find this author on PubMed Search for this author on this site Article Info & Metrics eLetters PDF This is a PDF-only article. The first page of the PDF of this article appears above.
Science Vol 252, Issue 500710 May 1991 Table of Contents Print Table of Contents Back Matter (PDF) Ed Board (PDF) Front Matter (PDF)