Article metrics

Download PDFPDF
Letter
The Authors' reply

 

Online download statistics by month:

Online download statistics by month: February 2011 to March 2024

AbstractFullPdf
Feb 2011421718
Mar 20111214
Apr 2011700
May 20115115
Jun 20111621
Jul 20111034
Aug 20111911
Sep 20111814
Oct 20111903
Nov 20112705
Dec 20112231723
Jan 20125653
Feb 20124624
Mar 20123656
Apr 20123553
May 20123599
Jun 20122675
Jul 20123103
Aug 20122414
Sep 20122121
Oct 20123801
Nov 2012007
Dec 2012023
Feb 2013012
Mar 2013085
Apr 20130911
May 2013036
Jun 20132264
Jul 20132111
Aug 20132536
Sep 20131141
Oct 2013700
Nov 2013700
Dec 20131602
Jan 20141801
Feb 2014613
Mar 20141512
Apr 2014700
May 2014802
Jun 2014600
Jul 20141810
Aug 2014500
Sep 2014600
Oct 2014311
Nov 20141000
Dec 2014500
Jan 2015610
Feb 2015300
Mar 20151000
Apr 2015410
May 2015501
Jun 2015602
Aug 2015600
Sep 2015511
Oct 2015511
Nov 2015200
Dec 20151111
Jan 20161601
Feb 2016810
Mar 2016601
Apr 2016500
May 20161910
Jun 2016900
Jul 20161200
Aug 2016910
Sep 20161000
Oct 20161011
Nov 2016800
Dec 20161000
Jan 20171200
Feb 2017800
Mar 20171000
Apr 20171400
May 20172110
Jun 20171400
Jul 20173700
Aug 20172621
Sep 20171600
Oct 20173000
Nov 20174300
Dec 20172100
Jan 20184000
Feb 20183120
Mar 20181000
Apr 20182810
May 20182711
Jun 20183710
Jul 20183300
Aug 20183600
Sep 20182511
Oct 20182200
Nov 20182200
Dec 20181000
Jan 20191600
Feb 20191411
Mar 20191000
Apr 2019600
May 20191002
Jun 20191400
Jul 2019310
Aug 20191000
Sep 2019800
Oct 20192110
Nov 20191500
Dec 201920400
Jan 2020800
Feb 20202200
Mar 2020401
Apr 20201000
May 2020200
Jun 20201000
Jul 20202000
Aug 2020600
Sep 20203300
Oct 20202700
Nov 20204200
Dec 20202200
Jan 20211001
Feb 2021400
Mar 20211101
Apr 2021400
May 2021421
Jul 2021200
Aug 2021220
Oct 2021700
Nov 20212000
Dec 20211400
Jan 20223800
Feb 20222800
Mar 20223221
Apr 20223400
May 20224601
Jun 20223400
Jul 20221800
Aug 20225110
Sep 20223900
Oct 20223620
Nov 20223110
Dec 20221500
Jan 2023500
Feb 20234600
Mar 20231000
Apr 20231400
May 20231600
Jun 20231410
Jul 2023800
Aug 2023600
Sep 2023800
Oct 20231200
Nov 20231100
Dec 20231713
Jan 20241600
Feb 20242101
Mar 2024100
Total2988153189