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Editorials

Choosing the best research design for each question

BMJ 1997; 315 doi: https://doi.org/10.1136/bmj.315.7123.1636 (Published 20 December 1997) Cite this as: BMJ 1997;315:1636

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 August 2022

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AbstractFullPdf
Jan 201882370
Feb 201838160
Mar 201850390
Apr 201854240
May 201862250
Jun 201872350
Jul 201868260
Aug 201866160
Sep 201861310
Oct 201861600
Nov 201880230
Dec 201868210
Jan 201966420
Feb 201971210
Mar 2019121390
Apr 2019133260
May 2019143330
Jun 201975130
Jul 201986430
Aug 201978340
Oct 201974310
Nov 2019101520
Dec 2019106380
Jan 2020100360
Feb 2020108370
Mar 202096350
May 2020173330
Jun 2020162130
Jul 2020120410
Aug 2020114240
Sep 2020193290
Oct 2020146390
Nov 2020132420
Dec 2020194470
Jan 2021189490
Feb 2021159220
Mar 2021186560
Apr 2021128590
May 2021199480
Jun 2021100170
Jul 2021177420
Aug 2021117200
Sep 2021139230
Oct 2021184370
Nov 2021164240
Dec 2021174340
Jan 2022338560
Feb 2022268720
Mar 2022279630
Apr 2022173580
May 2022210450
Jun 2022156430
Jul 2022121520
Aug 202245180
Total686019390