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Letter to the Editor
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Online download statistics by month: October 2011 to August 2024

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Oct 20116776
Nov 20111561023
Dec 201110415
Jan 20122734
Feb 20121313
Mar 20122504
Apr 20121323
May 20121101
Jun 20121010
Jul 20121513
Aug 20122001
Sep 20121513
Oct 20121201
Nov 2012011
Dec 2012012
Feb 2013001
Jun 2013100
Jul 2013701
Aug 2013200
Sep 2013402
Oct 2013100
Nov 2013400
Dec 2013200
Jan 2014212
Feb 2014500
Mar 20141101
Apr 20141000
May 2014801
Jun 2014401
Jul 2014910
Aug 2014400
Sep 2014200
Oct 2014200
Nov 2014302
Dec 2014213
Jan 2015300
Feb 2015210
Mar 2015490
Apr 2015101
May 2015722
Jun 2015601
Jul 2015512
Aug 2015210
Sep 2015831
Nov 2015313
Dec 2015200
Jan 2016202
Feb 2016103
Mar 2016324
Apr 2016108
May 2016100
Jun 2016214
Jul 2016511
Aug 2016600
Sep 2016701
Oct 2016821
Nov 2016730
Dec 2016831
Jan 2017525
Feb 2017531
Mar 2017050
Apr 2017040
May 2017060
Jun 20173133
Jul 2017441
Aug 2017771
Sep 2017990
Oct 2017441
Nov 2017640
Dec 2017770
Jan 2018330
Feb 20181190
Mar 2018550
Apr 201814140
May 2018770
Jun 201810100
Jul 2018441
Aug 2018880
Sep 2018771
Oct 2018552
Nov 2018330
Dec 2018440
Jan 2019771
Feb 2019441
Mar 2019444
Apr 2019116
May 2019115
Jun 2019223
Jul 2019225
Aug 2019223
Sep 2019112
Oct 201912126
Nov 2019664
Dec 2019773
Jan 2020556
Feb 2020553
Mar 2020557
Apr 2020441
May 2020115
Jun 2020553
Jul 2020773
Aug 2020113
Sep 2020992
Oct 2020882
Nov 2020225
Dec 2020553
Jan 2021994
Feb 2021545
Mar 2021223
Apr 2021332
May 2021665
Jun 2021770
Jul 2021332
Aug 2021333
Sep 2021334
Oct 202110914
Nov 20216616
Dec 202110104
Jan 2022662
Feb 2022553
Mar 2022886
Apr 202210102
May 2022222116
Jun 202218187
Jul 202210101
Aug 202219190
Sep 2022191912
Oct 202227275
Nov 202215140
Dec 2022772
Jan 2023332
Feb 202330290
Mar 20239810
Apr 20233331
May 2023659
Jun 2023331
Jul 2023335
Aug 2023765
Sep 2023332
Oct 2023661
Nov 2023654
Dec 2023994
Jan 2024985
Feb 2024446
Mar 20247410
Apr 2024553
May 20241550
Jun 20241611
Jul 20245310
Aug 20242700
Total1359655428