For healthcare professionals only

Research Article

Cancer.

BMJ 1991; 303 doi: https://doi.org/10.1136/bmj.303.6801.516 (Published 31 August 1991) Cite this as: BMJ 1991;303:516

Article usage

Article metrics provide readers and authors with an indication of how often a specific article has been accessed month by month. It counts three formats - abstract/extract, full text and pdf. The page is updated each day.

Usage statistics: May 2010 to May 2018

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AbstractFullPdf
May 2010001
Sep 2010002
Oct 2010002
Nov 2010002
Mar 2011011
Apr 2011001
May 2011012
Aug 2011021
Sep 2011010
Oct 2011041
Dec 2011001
Jan 2012003
Feb 2012001
Apr 20120012
Jul 2012002
Aug 2012004
Sep 2012002
Nov 20120010
Dec 2012007
Feb 2013002
Mar 2013002
Apr 2013004
Jun 2013005
Jul 2013006
Sep 2013001
Oct 20130011
Nov 20130010
Dec 2013006
Jan 2014004
Feb 2014008
Mar 2014006
Apr 2014002
May 2014001
Jun 2014003
Jul 2014002
Aug 2014002
Sep 2014001
Nov 2014003
Feb 2015002
Mar 2015001
Apr 2015001
May 2015002
Aug 2015001
Sep 2015004
Dec 2015002
Jan 2016001
Feb 2016001
Mar 2016003
Apr 2016001
Jun 20160019
Jul 2016008
Aug 2016008
Sep 2016004
Oct 2016001
Nov 2016003
Dec 2016002
Jan 2017003
Feb 2017009
Mar 2017001
Apr 2017003
May 2017001
Jun 2017005
Sep 2017003
Jan 2018001
Feb 2018002
Apr 2018001
May 2018001
Total09228