Research NewsRandom Samples Dr. President Science 05 Aug 1988:Vol. 241, Issue 4866, pp. 662DOI: 10.1126/science.241.4866.662-a Article Info & Metrics eLetters PDF This is a PDF-only article. The first page of the PDF of this article appears above.
Science Vol 241, Issue 486605 August 1988 Table of Contents Print Table of Contents Back Matter (PDF) Ed Board (PDF) Front Matter (PDF)