Letters Letters to the Editor By B. P. Sonnenblick See allHide authors and affiliations Science 17 Apr 1970:Vol. 168, Issue 3929, pp. 315-316DOI: 10.1126/science.168.3929.315-c B. P. Sonnenblick Find 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 168, Issue 392917 April 1970 Table of Contents Back Matter (PDF) Ed Board (PDF) Front Matter (PDF)