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Volume 32, Issue 7
Uncontrolled before-after studies: discouraged by Cochrane and the EMJ
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Editorial
Uncontrolled before-after studies: discouraged by Cochrane and the
EMJ
Online download statistics by month:
Online download statistics by month: March 2015 to February 2024
Abstract
Full
Pdf
Mar 2015
338
10
9
Apr 2015
409
19
26
May 2015
144
4
7
Jun 2015
331
10
31
Jul 2015
184
22
26
Aug 2015
147
29
13
Sep 2015
72
26
10
Oct 2015
73
7
11
Nov 2015
90
22
20
Dec 2015
72
59
11
Jan 2016
108
23
12
Feb 2016
73
23
9
Mar 2016
62
18
14
Apr 2016
117
20
25
May 2016
98
15
9
Jun 2016
114
41
18
Jul 2016
70
22
7
Aug 2016
132
29
19
Sep 2016
131
28
13
Oct 2016
152
27
12
Nov 2016
137
39
24
Dec 2016
139
35
21
Jan 2017
189
28
21
Feb 2017
169
86
6
Mar 2017
155
73
6
Apr 2017
267
52
13
May 2017
197
74
8
Jun 2017
233
55
5
Jul 2017
197
45
4
Aug 2017
573
99
27
Sep 2017
349
96
14
Oct 2017
475
99
17
Nov 2017
350
104
16
Dec 2017
402
89
8
Jan 2018
393
76
12
Feb 2018
412
67
17
Mar 2018
417
78
16
Apr 2018
495
94
19
May 2018
528
76
21
Jun 2018
446
69
23
Jul 2018
455
76
25
Aug 2018
562
103
44
Sep 2018
462
78
31
Oct 2018
528
92
53
Nov 2018
636
74
42
Dec 2018
384
58
25
Jan 2019
499
55
36
Feb 2019
651
76
38
Mar 2019
708
82
35
Apr 2019
770
80
63
May 2019
620
88
39
Jun 2019
579
84
35
Jul 2019
460
71
16
Aug 2019
639
86
16
Sep 2019
547
57
21
Oct 2019
574
88
16
Nov 2019
540
76
17
Dec 2019
463
62
15
Jan 2020
562
62
17
Feb 2020
560
48
17
Mar 2020
546
67
22
Apr 2020
536
30
20
May 2020
495
71
31
Jun 2020
417
37
15
Jul 2020
456
61
15
Aug 2020
423
62
13
Sep 2020
467
67
34
Oct 2020
734
86
20
Nov 2020
670
85
24
Dec 2020
422
91
12
Jan 2021
738
101
24
Feb 2021
575
42
17
Mar 2021
670
103
20
Apr 2021
1296
792
27
May 2021
365
90
21
Jun 2021
362
334
18
Jul 2021
140
104
42
Aug 2021
74
50
54
Sep 2021
71
48
57
Oct 2021
439
65
61
Nov 2021
620
41
59
Dec 2021
421
51
44
Jan 2022
489
54
12
Feb 2022
500
43
13
Mar 2022
821
66
28
Apr 2022
594
39
27
May 2022
647
63
27
Jun 2022
846
70
17
Jul 2022
468
51
17
Aug 2022
618
65
27
Sep 2022
705
143
16
Oct 2022
736
175
20
Nov 2022
880
183
30
Dec 2022
584
135
23
Jan 2023
756
133
21
Feb 2023
520
96
14
Mar 2023
550
78
12
Apr 2023
810
141
20
May 2023
756
111
27
Jun 2023
509
87
20
Jul 2023
465
72
23
Aug 2023
450
84
14
Sep 2023
567
206
22
Oct 2023
716
326
16
Nov 2023
723
250
21
Dec 2023
711
131
13
Jan 2024
422
137
5
Feb 2024
480
96
12
Total
47899
8897
2348
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