Letters Letter to the Editor By J. Sri Ram See allHide authors and affiliations Science 12 Feb 1965:Vol. 147, Issue 3659, pp. 677DOI: 10.1126/science.147.3659.677-b J. Sri Ram Find this author on Google Scholar Find this author on PubMed Search for this author on this site Article Info & Metrics eLetters PDF Article Information vol. 147 no. 3659 677 DOI: https://doi.org/10.1126/science.147.3659.677-b PubMed: 17758179 Published By: American Association for the Advancement of Science Print ISSN: 0036-8075 Online ISSN: 1095-9203 Copyright & Usage: 1965 by the American Association for the Advancement of Science Author Information Altmetric Article usage Article lifetimeLast 6 monthsThis monthArticle usage: March 2007 to August 2020 AbstractFullPdf Mar 2007001 Jul 2007001 Oct 2007002 Mar 2009001 Jul 2009001 Jan 2012001 Feb 2012001 Oct 2012001 Nov 2015002 Mar 2016001 Jun 2016001 May 2017002 Aug 2018002 Mar 2020001 Aug 2020001 View PDF Extract
Science Vol 147, Issue 365912 February 1965 Table of Contents Print Table of Contents Back Matter (PDF) Ed Board (PDF) Front Matter (PDF)