Corrections and Clarifications

Erratum

See allHide authors and affiliations

Science  15 Feb 1991:
Vol. 251, Issue 4995, pp. 726
DOI: 10.1126/science.251.4995.726-d

Article Information

vol. 251 no. 4995 726

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

Author Information

Altmetric

Article usage

Article usage: December 2006 to September 2020

AbstractFullPdf
Dec 2006001
Apr 2007100
May 2007100
Jun 2007001
Jul 2007001
Aug 2007001
Sep 2007100
Oct 2007001
Nov 2007001
Jun 2008200
Nov 2008100
Apr 2009001
Jun 2009100
Jul 2009201
Aug 2009100
Jan 2010200
Jul 2010200
Aug 2010200
Sep 2010300
Nov 2010200
Dec 2010400
Jan 2011200
Feb 2011200
Mar 2011300
Apr 2011601
May 2011500
Jun 2011600
Jul 2011300
Aug 2011200
Oct 2011402
Nov 2011400
Dec 2011300
Jan 2012601
Feb 2012101
Mar 2012700
Apr 2012300
May 2012102
Jun 2012200
Jul 2012100
Aug 2012200
Sep 2012201
Oct 2012300
Nov 2012100
Dec 2012300
Jan 2013200
Feb 2013200
Mar 2013400
Apr 2013401
May 2013202
Jun 2013100
Sep 2013300
Oct 2013400
Nov 2013200
Dec 2013500
Jan 2014709
Feb 2014300
Mar 2014300
Apr 2014200
May 2014500
Jun 2014200
Jul 2014200
Aug 2014100
Oct 2014500
Dec 2014200
Jan 2015100
Mar 2015300
May 2015001
Jun 2015001
Jul 2015401
Aug 2015101
Sep 2015201
Oct 2015100
Nov 2015200
Dec 2015502
Jan 2016100
Mar 2016700
Apr 2016100
Jun 2016700
Jul 2016700
Aug 2016600
Sep 2016400
Oct 2016900
Nov 20161100
Dec 2016400
Jan 2017800
Feb 2017504
Mar 2017400
Apr 2017100
Jun 2017400
Jul 2017300
Oct 2017101
Nov 2017200
Dec 2017400
Jan 2018200
Feb 2018500
Mar 2018400
Apr 2018400
May 2018600
Jun 2018100
Jul 2018400
Aug 2018701
Sep 2018200
Oct 2018200
Nov 20181001
Dec 2018400
Jan 2019600
Feb 2019400
Mar 2019500
Apr 2019600
May 2019800
Jun 20191000
Aug 2019500
Sep 2019600
Oct 20191300
Nov 2019100
Dec 2019500
Jan 2020900
Mar 2020401
Apr 2020400
May 2020300
Jun 2020601
Jul 2020401
Aug 2020300
Sep 2020300

Stay Connected to Science