Intended for healthcare professionals

Filler

Only a tonic

BMJ 2011; 343 doi: https://doi.org/10.1136/bmj.d7927 (Published 21 December 2011) Cite this as: BMJ 2011;343:d7927

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: January 2018 to May 2025

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AbstractFullPdf
Jan 2018400
Feb 20181010
Mar 2018400
Apr 20181300
May 20181611
Jun 2018500
Jul 2018100
Aug 2018500
Sep 2018400
Oct 2018110
Nov 2018410
Dec 2018600
Jan 2019700
Feb 2019500
Mar 2019520
Apr 2019700
May 20191400
Jun 2019301
Jul 2019210
Aug 2019300
Oct 2019200
Nov 2019400
Dec 2019200
Jan 2020600
Feb 2020500
Mar 2020100
May 20203000
Jul 2020500
Aug 20202821
Sep 2020300
Oct 2020400
Nov 2020200
Dec 2020410
Jan 20211010
Feb 2021100
Mar 2021900
Apr 20211100
May 2021210
Jun 2021600
Jul 2021500
Aug 2021200
Sep 2021300
Oct 2021500
Nov 2021200
Dec 2021700
Jan 2022700
Feb 2022100
Mar 2022600
Apr 2022400
May 2022400
Jun 2022400
Jul 2022210
Aug 2022300
Sep 2022200
Oct 20221100
Nov 2022800
Dec 2022520
Jan 2023400
Feb 2023810
Apr 20231300
May 2023900
Jun 2023300
Jul 2023701
Aug 2023100
Sep 2023901
Oct 2023800
Nov 2023100
Dec 20231010
Jan 20243620
Feb 20241621
Mar 20241700
Apr 2024400
May 2024900
Jun 2024400
Jul 2024900
Aug 2024200
Sep 2024300
Oct 2024400
Nov 2024300
Dec 2024310
Jan 20252900
Feb 2025500
Mar 2025601
Apr 2025300
May 2025300
Total564227