Letters State Science Projects By K. D. Mathur See allHide authors and affiliations Science 26 Jul 1968:Vol. 161, Issue 3839, pp. 317DOI: 10.1126/science.161.3839.317 K. D. Mathur 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. 161 no. 3839 317 DOI: https://doi.org/10.1126/science.161.3839.317 PubMed: 17776733 Published By: American Association for the Advancement of Science Print ISSN: 0036-8075 Online ISSN: 1095-9203 Copyright & Usage: © 1968 Author Information Altmetric Article usage Article lifetimeLast 6 monthsThis monthArticle usage: August 2007 to August 2020 AbstractFullPdf Aug 2007001 Oct 2007001 Mar 2009002 Jul 2009001 Aug 2011001 Jan 2012003 Oct 2012003 May 2013001 May 2015001 Jul 2015001 Aug 2015002 Nov 2015001 Mar 2016001 Jun 2016001 Aug 2016001 May 2017002 Aug 2018001 Mar 2020002 Jul 2020001 Aug 2020001 View PDF Extract
Science Vol 161, Issue 383926 July 1968 Table of Contents Back Matter (PDF) Ed Board (PDF) Front Matter (PDF)