Letters

Response

See allHide authors and affiliations

Science  20 Jan 1995:
Vol. 267, Issue 5196, pp. 316
DOI: 10.1126/science.7824924

Article Information

vol. 267 no. 5196 316

PubMed: 
Print ISSN: 
Online ISSN: 

Author Information

Altmetric

Article usage

Article usage: July 2006 to August 2018

AbstractFullPdf
Jul 2006001
Dec 2006004
Jan 2007003
Apr 2007001
Jun 2007001
Jul 2007001
Aug 2007001
Oct 2007001
Dec 2007001
Jan 2008003
Jun 2008001
Jul 2008003
Jan 2009001
Feb 2009002
Jul 2009001
Nov 2009001
May 2010001
Aug 2010001
Dec 2010003
Jan 2011002
Mar 2011003
May 2011001
Jul 2011002
Aug 2011001
Oct 2011001
Dec 2011003
Jan 2012001
May 2012008
Jun 2012002
Jul 2012004
Aug 2012002
Sep 2012001
Oct 2012004
Nov 2012006
Dec 2012003
Jan 2013005
Feb 20130012
Mar 2013004
Apr 2013001
May 2013001
Jan 2014002
May 2014012
Jul 2014002
Nov 2014001
Feb 2015002
Apr 2015003
Aug 2015002
Sep 2015001
Oct 2015001
Dec 2015003
Jan 2016001
Mar 2016003
Apr 2016002
May 2016001
Jul 2016001
Aug 2016002
Sep 2016002
Oct 2016003
Dec 2016001
Jan 2017003
Feb 20170010
Mar 2017007
May 2017001
Jun 2017001
Jul 2017002
Sep 2017001
Jan 2018002
Mar 2018002
Apr 2018002
May 2018002
Jul 2018001
Aug 2018001