News & Comment

SCIENTIFIC NOTES AND NEWS

Science  23 Jun 1939:
Vol. 89, Issue 2321, pp. 578-580
DOI: 10.1126/science.89.2321.578

Article Information

vol. 89 no. 2321 578-580

Print ISSN: 
Online ISSN: 
Other Contributors: 
  • American Association for the Advancement of Science

Author Information

Altmetric

Article usage

Article usage: July 2007 to December 2020

AbstractFullPdf
Jul 2007001
Oct 2007002
Jun 2008001
Mar 2009001
Jul 2009001
Nov 2011001
Dec 2011001
Jan 2012001
Oct 2012001
Jun 2013001
Sep 2013100
Nov 2013100
Dec 2013200
Feb 2014200
Apr 2014100
Oct 2014300
Dec 2014200
Mar 2015100
Apr 2015100
May 2015101
Sep 2015100
Jan 2016200
Apr 2017002
Feb 2018001
Jun 2018002
Jul 2018001
Aug 2018001
Sep 2018100
Apr 2019001
Aug 2019002
Mar 2020002
Sep 2020001
Dec 2020001

Stay Connected to Science