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Letters

Trend in occurrence of asthma among children and young adults

BMJ 1997; 315 doi: https://doi.org/10.1136/bmj.315.7114.1014 (Published 18 October 1997) Cite this as: BMJ 1997;315:1014

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: July 2003 to November 2020

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AbstractFullPdf
Jul 20030110
Aug 20030220
Sep 20030210
Oct 20030250
Nov 20030140
Dec 20030151
Jan 20040200
Feb 20041310
Mar 20040230
Apr 20040220
May 20041270
Jun 20040280
Jul 20040230
Aug 20040150
Sep 20041210
Oct 20044120
Nov 200410200
Dec 200425700
Jan 20057250
Feb 20051190
Mar 20050180
Apr 20051130
May 20051160
Jun 20052100
Jul 2005030
Aug 20053150
Sep 2005070
Oct 2005050
Nov 2005390
Dec 20052140
Jan 20061110
Feb 2006090
Mar 20062130
Apr 20060110
May 20060150
Jun 20060100
Jul 2006090
Aug 2006060
Sep 2006040
Oct 2006090
Nov 20060100
Dec 2006070
Jan 2007290
Feb 20072120
Mar 2007180
Apr 2007090
May 2007160
Jun 2007130
Jul 2007290
Aug 2007050
Sep 2007150
Oct 2007190
Nov 20073100
Dec 2007060
Jan 2008050
Feb 2008060
Mar 2008250
Apr 2008080
May 2008090
Jun 2008170
Jul 2008180
Aug 20081100
Sep 20082110
Oct 20080100
Nov 2008160
Dec 2008080
Jan 20091020
Feb 2009510
Mar 20091230
Apr 2009970
May 2009620
Jun 20093420
Jul 20091800
Aug 20092310
Sep 2009830
Oct 20091110
Nov 20091020
Dec 2009810
Jan 2010200
Feb 2010200
Mar 2010760
Apr 2010750
May 20101410
Jun 20101920
Jul 2010640
Aug 2010740
Sep 20101330
Oct 2010710
Nov 20101320
Dec 2010410
Jan 20111400
Feb 2011700
Mar 20111710
Apr 20111210
May 20111730
Jun 20113510
Jul 20111610
Aug 2011380
Sep 2011140
Oct 2011180
Nov 2011060
Dec 2011060
Jan 2012210
Feb 2012800
Mar 2012400
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Aug 2012110
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Oct 2012500
Nov 2012900
Dec 2012100
Jan 2013610
Feb 2013120
Mar 2013450
Apr 2013300
May 2013730
Jun 2013700
Jul 2013350
Aug 2013200
Sep 2013500
Oct 2013120
Nov 2013300
Dec 2013600
Jan 2014100
Feb 2014300
Mar 2014620
Apr 2014900
May 2014300
Jun 2014400
Jul 2014250
Aug 2014310
Sep 2014100
Oct 2014010
Nov 2014010
Jan 2015010
Mar 2015240
Apr 2015110
May 2015400
Jul 2015100
Aug 2015200
Sep 2015300
Oct 2015020
Nov 2015010
Dec 2015520
Jan 2016300
Feb 2016410
Apr 2016200
Aug 2016200
Sep 2016100
Oct 2016100
Nov 2016100
Dec 2016300
Feb 2017100
Mar 2017300
Apr 2017400
May 2017910
Jun 2017500
Jul 2017300
Aug 2017500
Sep 2017500
Oct 2017300
Nov 2017800
Dec 2017300
Jan 2018300
Feb 2018830
Mar 2018610
Apr 2018610
May 2018600
Jun 2018200
Jul 2018100
Aug 2018400
Oct 2018300
Nov 2018140
Dec 2018200
Jan 20191210
Feb 20191200
Mar 20193430
Apr 2019800
May 20191510
Jun 2019510
Jul 2019300
Aug 2019210
Nov 2019210
Dec 2019100
Jan 2020920
Feb 2020300
Mar 2020300
Apr 2020100
May 2020220
Jun 2020200
Jul 2020500
Aug 2020300
Sep 20206120
Oct 20204120
Nov 20202120
Total96010371