News & CommentScientific Events PAUL EHRLICH Science 11 Apr 1924:Vol. 59, Issue 1528, pp. 331DOI: 10.1126/science.59.1528.331 Article Info & Metrics eLetters PDF Article Information vol. 59 no. 1528 331 DOI: https://doi.org/10.1126/science.59.1528.331 Published By: American Association for the Advancement of Science Print ISSN: 0036-8075 Online ISSN: 1095-9203 Copyright & Usage: © 1924 Other Contributors: American Association for the Advancement of Science Author Information Altmetric Article usage Article lifetimeLast 6 monthsThis monthArticle usage: July 2007 to September 2020 AbstractFullPdf Jul 2007002 Oct 2007001 Mar 2009001 Jul 2009001 Dec 2010001 Oct 2011002 Dec 2011001 Feb 2012001 Oct 2012001 Oct 2013001 Aug 2014001 Oct 2014007 Dec 2014101 Jan 2015002 Apr 2017002 Sep 2017001 Aug 2018001 Sep 2018001 Oct 20180010 Mar 2020001 Sep 2020001 View PDF Extract