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Uncontrolled before-after studies: discouraged by Cochrane and the EMJ

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AbstractFullPdf
Mar 2015338109
Apr 20154091926
May 201514447
Jun 20153311031
Jul 20151842226
Aug 20151472913
Sep 2015722610
Oct 201573711
Nov 2015902220
Dec 2015725911
Jan 20161082312
Feb 201673239
Mar 2016621814
Apr 20161172025
May 201698159
Jun 20161144118
Jul 201670227
Aug 20161322919
Sep 20161312813
Oct 20161522712
Nov 20161373924
Dec 20161393521
Jan 20171892821
Feb 2017169866
Mar 2017155736
Apr 20172675213
May 2017197748
Jun 2017233555
Jul 2017197454
Aug 20175739927
Sep 20173499614
Oct 20174759917
Total59971235468