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Letters Cycling and health

Pernicious use of surrogate markers

BMJ 2011; 342 doi: https://doi.org/10.1136/bmj.d302 (Published 19 January 2011) Cite this as: BMJ 2011;342:d302

Article usage

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Usage statistics: January 2018 to March 2024

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AbstractFullPdf
Jan 2018600
Feb 20181200
Mar 2018920
Apr 2018310
May 2018910
Jun 2018500
Aug 2018310
Sep 2018100
Oct 2018200
Nov 2018920
Dec 2018700
Jan 2019900
Feb 20191730
Mar 20192140
Apr 20192310
May 2019820
Jun 2019300
Jul 2019300
Aug 2019200
Oct 2019640
Nov 20192200
Dec 2019370
Jan 2020720
Feb 2020540
Mar 2020230
May 20203540
Jun 2020500
Jul 2020320
Aug 2020310
Sep 20205130
Oct 20205040
Nov 20202840
Dec 2020710
Jan 2021930
Feb 20211040
Mar 2021700
Apr 2021820
May 20211240
Jun 2021700
Jul 20211100
Aug 20211410
Sep 2021930
Oct 2021900
Nov 2021800
Dec 20211710
Jan 2022900
Feb 2022400
Mar 2022300
Apr 2022220
May 2022600
Jun 2022630
Jul 2022410
Aug 2022500
Sep 2022500
Oct 2022940
Nov 2022530
Dec 20221100
Jan 20231000
Feb 2023500
Mar 2023800
Apr 20231810
May 20231150
Jun 20232220
Jul 20231500
Aug 20232620
Sep 20231500
Oct 20231360
Nov 2023800
Dec 2023610
Jan 20243000
Feb 20242000
Mar 2024210
Total7781050