Skip to main content
Subscribe
Log In
More
Log in via Institution
Log in via OpenAthens
Log in via AAO
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
Browse by collection
Authors
About
Search for this keyword
Advanced search
Close
More
Main menu
Latest content
Current issue
Archive
Browse by collection
Authors
About
Subscribe
Log in
More
Log in via Institution
Log in via OpenAthens
Log in via AAO
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 93, Issue 5
ANSWERS
Email alerts
Article metrics
Article menu
Article
Text
Article
info
Citation
Tools
Share
Rapid Responses
Article
metrics
Alerts
PDF
Education
ANSWERS
Online download statistics by month:
Online download statistics by month: April 2009 to October 2021
Abstract
Full
Pdf
Apr 2009
3
14
15
May 2009
13
9
20
Jun 2009
4
2
4
Jul 2009
4
2
3
Aug 2009
3
0
5
Sep 2009
2
4
0
Oct 2009
3
1
1
Nov 2009
4
0
1
Dec 2009
5
0
2
Jan 2010
1
0
4
Feb 2010
2
1
2
Mar 2010
2
0
0
Apr 2010
1
4
2
May 2010
3
0
1
Jun 2010
1
0
0
Jul 2010
0
1
2
Aug 2010
1
1
4
Sep 2010
4
0
1
Oct 2010
3
3
1
Nov 2010
4
1
0
Dec 2010
2
9
0
Jan 2011
1
2
1
Feb 2011
1
0
3
Mar 2011
5
10
0
Apr 2011
3
25
0
May 2011
2
9
0
Jun 2011
8
0
2
Jul 2011
8
0
0
Aug 2011
5
2
0
Sep 2011
2
1
1
Oct 2011
7
0
0
Nov 2011
6
1
1
Dec 2011
10
0
1
Jan 2012
5
0
0
Feb 2012
11
0
1
Mar 2012
6
1
1
Apr 2012
10
0
2
May 2012
6
0
4
Jun 2012
5
1
1
Jul 2012
3
0
0
Aug 2012
9
1
1
Sep 2012
3
0
0
Oct 2012
5
29
0
Nov 2012
0
1
1
Dec 2012
0
0
1
Jan 2013
0
0
1
Jul 2013
4
0
0
Sep 2013
2
0
0
Oct 2013
3
15
0
Nov 2013
3
0
0
Dec 2013
1
0
0
Jan 2014
0
0
1
Feb 2014
2
0
0
Mar 2014
5
1
0
Apr 2014
2
0
1
May 2014
3
1
0
Jul 2014
10
1
0
Sep 2014
0
3
1
Oct 2014
1
0
0
Nov 2014
0
1
0
Jan 2015
1
0
1
Feb 2015
2
0
0
Mar 2015
5
0
0
Apr 2015
6
0
1
May 2015
0
0
1
Jun 2015
1
0
1
Jul 2015
2
0
0
Sep 2015
2
0
0
Nov 2015
2
0
1
Dec 2015
5
0
0
Jan 2016
3
0
0
Feb 2016
1
0
0
Mar 2016
1
0
0
Apr 2016
1
0
0
Jul 2016
0
1
0
Aug 2016
1
1
1
Sep 2016
1
0
0
Nov 2016
1
0
0
Dec 2016
2
0
1
Jan 2017
1
0
0
Feb 2017
7
2
1
Mar 2017
2
0
0
Apr 2017
3
0
0
May 2017
4
0
1
Jun 2017
4
0
1
Jul 2017
10
0
0
Aug 2017
10
0
0
Sep 2017
124
1
1
Oct 2017
237
1
0
Nov 2017
100
9
0
Dec 2017
40
21
1
Jan 2018
20
12
0
Feb 2018
51
17
0
Mar 2018
28
11
1
Apr 2018
19
15
0
May 2018
29
12
0
Jun 2018
23
15
0
Jul 2018
35
24
0
Aug 2018
22
20
0
Sep 2018
26
22
0
Oct 2018
14
12
0
Nov 2018
18
12
0
Dec 2018
31
16
0
Jan 2019
18
12
0
Feb 2019
18
12
0
Mar 2019
5
0
0
Apr 2019
3
1
0
May 2019
5
5
0
Jun 2019
16
14
1
Jul 2019
11
11
0
Aug 2019
15
15
0
Sep 2019
11
11
0
Oct 2019
10
10
0
Nov 2019
15
15
0
Dec 2019
14
12
0
Jan 2020
15
13
0
Feb 2020
27
14
0
Mar 2020
24
12
0
Apr 2020
31
15
0
May 2020
30
18
0
Jun 2020
58
13
0
Jul 2020
51
13
0
Aug 2020
33
13
0
Sep 2020
32
12
0
Oct 2020
52
13
0
Nov 2020
12
0
0
Dec 2020
42
0
0
Jan 2021
20
0
0
Feb 2021
10
0
0
Mar 2021
10
0
0
Apr 2021
6
0
0
May 2021
2
0
0
Aug 2021
0
0
1
Oct 2021
6
0
0
Total
1719
635
108
Read the full text or download the PDF:
Subscribe
Log in
Log in via Institution
Log in via OpenAthens
Log in via AAO
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?
PDF