Intended for healthcare professionals

Education And Debate

Systematic Reviews: Rationale for systematic reviews

BMJ 1994; 309 doi: https://doi.org/10.1136/bmj.309.6954.597 (Published 03 September 1994) Cite this as: BMJ 1994;309:597

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: July 2003 to August 2020

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AbstractFullPdf
Jul 200302600
Aug 200303530
Sep 200304600
Oct 200304850
Nov 200304260
Dec 200303370
Jan 200413390
Feb 200434620
Mar 200406190
Apr 200405240
May 200435830
Jun 200434690
Jul 200494630
Aug 200406140
Sep 200443980
Oct 2004164410
Nov 2004506250
Dec 2004354310
Jan 2005375830
Feb 2005304970
Mar 2005306770
Apr 2005284830
May 2005305220
Jun 2005274220
Jul 2005314270
Aug 2005254860
Sep 2005294300
Oct 2005214410
Nov 2005365230
Dec 2005283490
Jan 2006283910
Feb 2006274250
Mar 2006425770
Apr 2006364760
May 2006334810
Jun 2006283690
Jul 2006263410
Aug 2006344890
Sep 2006214800
Oct 2006325680
Nov 2006284990
Dec 2006303900
Jan 2007223870
Feb 2007213770
Mar 2007295940
Apr 2007165230
May 2007295270
Jun 2007144550
Jul 2007184330
Aug 2007185140
Sep 2007254580
Oct 2007166420
Nov 2007706040
Dec 20071213650
Jan 20081615840
Feb 20081525500
Mar 20082017130
Apr 20081197060
May 2008207110
Jun 2008196790
Jul 2008158320
Aug 2008435700
Sep 20081346450
Oct 20081717210
Nov 20081756820
Dec 20081454671
Jan 20093164230
Feb 20093723761
Mar 20094134310
Apr 20094223830
May 20094184130
Jun 20092773020
Jul 20092842690
Aug 20092692860
Sep 20092962300
Oct 20092176450
Nov 20092096440
Dec 20091944221
Jan 20102194710
Feb 20102425090
Mar 20102466490
Apr 20103105660
May 20102674660
Jun 20102253820
Jul 20102034170
Aug 20102013250
Sep 20102692690
Oct 20105703200
Nov 20104842870
Dec 20103992060
Jan 20115232530
Feb 20114482840
Mar 20115102800
Apr 20115122520
May 20114392050
Jun 20113511940
Jul 20112192600
Aug 20111153940
Sep 20111095540
Oct 20111536470
Nov 2011435290
Dec 201104900
Jan 20124263260
Feb 20124101780
Mar 20123051300
Apr 20123801340
May 20121521020
Jun 201264600
Jul 2012321180
Aug 201223990
Sep 2012811100
Oct 2012251960
Nov 20122261220
Dec 2012131970
Jan 2013125990
Feb 20131141080
Mar 2013136670
Apr 20131631050
May 20132311510
Jun 2013171870
Jul 20131621130
Aug 20131291090
Sep 20132131300
Oct 20133411260
Nov 20134241440
Dec 20134061300
Jan 20143931350
Feb 20144241890
Mar 20143651180
Apr 20144211330
May 20143701370
Jun 2014221900
Jul 201484344
Aug 2014185880
Sep 2014200540
Oct 2014124380
Nov 2014683449386
Dec 20141084572442
Jan 2015464193103
Feb 201549428172
Mar 20153931608
Apr 201537115912
May 20152891445
Jun 2015157563
Jul 2015174502
Aug 2015231229147
Sep 2015179660
Oct 201520616937
Nov 20152471090
Dec 2015178770
Jan 20162291110
Feb 20162161130
Mar 201629618145
Apr 201627114824
May 201637416423
Jun 201626211834
Jul 201622819931
Aug 2016193248115
Sep 2016196276191
Oct 20161921400
Nov 20161811163
Dec 201619218660
Jan 2017228992
Feb 20172412080
Mar 20173091510
Apr 20173221610
May 20172441150
Jun 2017201830
Jul 2017152670
Aug 2017178770
Sep 2017243930
Oct 20172861360
Nov 2017223970
Dec 2017195740
Jan 20182951510
Feb 20183772020
Mar 20184352160
Apr 20184292130
May 20185472290
Jun 20183521590
Jul 20184311620
Aug 20183781000
Sep 20184141620
Oct 20185162010
Nov 20184342250
Dec 20184071440
Jan 20194901830
Feb 20194851680
Mar 20195522800
Apr 20193842670
May 20194022420
Jun 20192871540
Jul 20193701470
Aug 20193161670
Sep 20193431630
Oct 20194592390
Nov 20193891800
Dec 20194821880
Jan 20207832490
Feb 20205342050
Mar 20205391440
Apr 20206371450
May 20209191610
Jun 20205761360
Jul 20206481470
Aug 202046110
Total46604635591752