Skip to main content
Subscribe
Log In
More
Log in via Institution
Log in via OpenAthens
Log in via EAHP
Log in using your username and password
For personal accounts OR managers of institutional accounts
Username
*
Password
*
Forgot your log in details?
Register a new account?
Forgot
your user name or password?
Basket
Search
More
Search for this keyword
Advanced search
Latest content
Current issue
Archive
Authors
About
Search for this keyword
Advanced search
Close
More
Main menu
Latest content
Current issue
Archive
Authors
About
Subscribe
Log in
More
Log in via Institution
Log in via OpenAthens
Log in via EAHP
Log in using your username and password
For personal accounts OR managers of institutional accounts
Username
*
Password
*
Forgot your log in details?
Register a new account?
Forgot
your user name or password?
BMJ Journals
You are here
Home
Archive
Volume 21, Issue 2
No evidence or evidence of no effect
Email alerts
Article metrics
Article menu
Article
Text
Article
info
Citation
Tools
Share
Rapid Responses
Article
metrics
Alerts
PDF
Editorial
No evidence or evidence of no effect
Free
Online download statistics by month:
Online download statistics by month: January 2014 to August 2024
Abstract
Full
Pdf
Jan 2014
13
5
3
Feb 2014
60
37
33
Mar 2014
386
39
22
Apr 2014
60
22
14
May 2014
42
16
11
Jun 2014
9
8
3
Jul 2014
16
12
1
Aug 2014
4
9
4
Sep 2014
12
6
5
Oct 2014
11
12
3
Nov 2014
10
9
2
Dec 2014
12
15
4
Jan 2015
5
19
0
Feb 2015
9
7
15
Mar 2015
15
4
6
Apr 2015
12
7
0
May 2015
9
5
0
Jun 2015
5
1
3
Jul 2015
7
6
2
Aug 2015
6
2
0
Sep 2015
16
2
2
Oct 2015
1
0
0
Nov 2015
5
3
2
Dec 2015
36
11
0
Jan 2016
25
16
3
Feb 2016
15
7
2
Mar 2016
4
0
3
Apr 2016
6
0
6
May 2016
4
0
0
Jun 2016
4
3
0
Jul 2016
6
8
5
Aug 2016
8
4
1
Sep 2016
10
5
8
Oct 2016
11
1
2
Nov 2016
10
4
2
Dec 2016
8
4
0
Jan 2017
16
6
12
Feb 2017
1
0
2
Mar 2017
0
2
1
Apr 2017
0
27
0
May 2017
1
26
0
Jun 2017
13
32
1
Jul 2017
35
35
6
Aug 2017
37
37
0
Sep 2017
39
39
2
Oct 2017
38
38
4
Nov 2017
43
43
3
Dec 2017
28
27
2
Jan 2018
35
35
0
Feb 2018
35
29
0
Mar 2018
53
52
1
Apr 2018
27
27
0
May 2018
28
29
0
Jun 2018
23
24
0
Jul 2018
23
23
1
Aug 2018
15
15
2
Sep 2018
15
15
0
Oct 2018
47
47
2
Nov 2018
65
65
1
Dec 2018
47
47
3
Jan 2019
38
39
1
Feb 2019
25
24
5
Mar 2019
10
10
6
Apr 2019
2
2
6
May 2019
5
5
5
Jun 2019
4
7
5
Jul 2019
2
2
5
Aug 2019
5
5
2
Sep 2019
2
2
5
Oct 2019
6
6
2
Nov 2019
4
4
7
Dec 2019
4
4
1
Jan 2020
11
10
7
Feb 2020
8
8
6
Mar 2020
3
3
3
Apr 2020
4
4
2
May 2020
11
10
5
Jun 2020
7
6
2
Jul 2020
6
6
4
Aug 2020
4
4
4
Sep 2020
13
12
2
Oct 2020
15
14
7
Nov 2020
6
6
2
Dec 2020
6
6
0
Jan 2021
10
9
5
Feb 2021
4
4
4
Mar 2021
1
1
6
Apr 2021
5
5
4
May 2021
5
5
7
Jun 2021
9
9
0
Jul 2021
1
1
6
Aug 2021
7
7
4
Sep 2021
8
8
4
Oct 2021
12
12
21
Nov 2021
5
4
19
Dec 2021
16
16
3
Jan 2022
6
6
4
Feb 2022
14
13
2
Mar 2022
11
11
5
Apr 2022
12
11
1
May 2022
22
22
17
Jun 2022
29
29
9
Jul 2022
7
7
0
Aug 2022
14
14
3
Sep 2022
18
17
24
Oct 2022
38
38
3
Nov 2022
6
6
3
Dec 2022
5
4
2
Jan 2023
4
3
3
Feb 2023
27
27
0
Mar 2023
2
1
0
Apr 2023
0
0
1
May 2023
0
0
6
Jul 2023
5
5
11
Aug 2023
6
6
11
Sep 2023
0
0
6
Oct 2023
9
7
3
Nov 2023
4
4
1
Dec 2023
6
6
1
Jan 2024
4
4
2
Feb 2024
9
6
2
Mar 2024
19
17
41
Apr 2024
6
5
4
May 2024
7
6
0
Jun 2024
12
9
3
Jul 2024
8
8
4
Aug 2024
26
21
4
Total
2156
1622
563
Read the full text or download the PDF:
Subscribe
Log in
Log in via Institution
Log in via OpenAthens
Log in via EAHP
Log in using your username and password
For personal accounts OR managers of institutional accounts
Username
*
Password
*
Forgot your log in details?
Register a new account?
Forgot
your user name or password?