Intended for healthcare professionals

Endgames Statistical Question

Ecological studies: advantages and disadvantages

BMJ 2014; 348 doi: https://doi.org/10.1136/bmj.g2979 (Published 02 May 2014) Cite this as: BMJ 2014;348:g2979

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: May 2014 to November 2019

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AbstractFullPdf
May 20142356966325
Jun 201414711742
Jul 2014226654
Aug 20141716922
Sep 20141094714
Oct 201496268
Nov 2014894412
Dec 20141355216
Jan 20151817517
Feb 20152054920
Mar 20153426118
Apr 20152437733
May 20152125119
Jun 20152423518
Jul 2015219127
Aug 20151833717
Sep 20151548136
Oct 20152246011
Nov 20152677236
Dec 2015208478
Jan 20162535513
Feb 20162656214
Mar 2016294458
Apr 20162735717
May 2016311756
Jun 2016204339
Jul 20161542110
Aug 20162593410
Sep 2016264558
Oct 201641610715
Nov 201631210315
Dec 20162748314
Jan 20172247320
Feb 2017417573
Mar 201738411425
Apr 20174328916
May 20173598723
Jun 20172494713
Jul 2017317409
Aug 20173234417
Sep 20174665511
Oct 201759410320
Nov 201777112116
Dec 201749411812
Jan 2018613766
Feb 20188579614
Mar 201871814919
Apr 201858514222
May 201854811319
Jun 2018416316
Jul 20185515613
Aug 20184727921
Sep 201867813022
Oct 2018102213311
Nov 201810288820
Dec 20186007613
Jan 20195437421
Feb 20197979140
Mar 201970710548
Apr 201981510635
May 20195707627
Jun 20194865921
Jul 20193383821
Aug 2019284407
Sep 20196797411
Oct 201986113322
Nov 20193505811
Total2861259451507