Skip to main content
Subscribe
Log In
More
Log in via Institution
Log in via OpenAthens
Log in via ACP
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
For authors
About
Topic collections
Search for this keyword
Advanced search
Close
More
Main menu
Latest content
Current issue
Archive
For authors
About
Topic collections
Subscribe
Log in
More
Log in via Institution
Log in via OpenAthens
Log in via ACP
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 56, Issue 4
Best Practice No 170
Email alerts
Article metrics
Article menu
Article
Text
Article
info
Citation
Tools
Share
Rapid Responses
Article
metrics
Alerts
This article has a correction. Please see:
Correction - June 01, 2003
PDF
Review
Best Practice No 170
Online download statistics by month:
Online download statistics by month: March 2003 to September 2024
Abstract
Full
Pdf
Mar 2003
12
26
16
Apr 2003
26
235
110
May 2003
26
158
54
Jun 2003
10
32
17
Jul 2003
21
113
21
Aug 2003
15
36
12
Sep 2003
17
40
21
Oct 2003
23
30
15
Nov 2003
18
31
3
Dec 2003
21
26
6
Jan 2004
24
48
13
Feb 2004
18
17
9
Mar 2004
21
18
10
Apr 2004
23
17
9
May 2004
48
56
27
Jun 2004
46
58
8
Jul 2004
61
67
22
Aug 2004
51
98
41
Sep 2004
54
131
25
Oct 2004
23
145
18
Nov 2004
11
148
25
Dec 2004
27
114
28
Jan 2005
18
116
23
Feb 2005
17
134
42
Mar 2005
21
86
29
Apr 2005
13
87
28
May 2005
12
97
34
Jun 2005
13
63
23
Jul 2005
15
64
31
Aug 2005
11
80
19
Sep 2005
14
45
20
Oct 2005
18
82
27
Nov 2005
12
48
12
Dec 2005
16
50
33
Jan 2006
6
74
12
Feb 2006
15
56
23
Mar 2006
5
47
23
Apr 2006
18
59
22
May 2006
22
65
20
Jun 2006
27
46
22
Jul 2006
19
41
13
Aug 2006
7
67
17
Sep 2006
20
76
34
Oct 2006
30
126
88
Nov 2006
35
121
74
Dec 2006
11
22
8
Jan 2007
13
56
17
Feb 2007
23
72
38
Mar 2007
40
116
60
Apr 2007
59
22
11
May 2007
48
16
17
Jun 2007
50
15
14
Jul 2007
52
26
23
Aug 2007
51
14
14
Sep 2007
28
5
8
Oct 2007
52
13
23
Nov 2007
43
13
8
Dec 2007
26
10
11
Jan 2008
28
11
12
Feb 2008
33
11
4
Mar 2008
44
10
7
Apr 2008
41
8
7
May 2008
56
9
12
Jun 2008
65
9
8
Jul 2008
63
24
11
Aug 2008
59
11
8
Sep 2008
45
9
14
Oct 2008
52
8
5
Nov 2008
51
14
10
Dec 2008
45
4
7
Jan 2009
55
51
13
Feb 2009
60
5
16
Mar 2009
57
3
7
Apr 2009
49
6
4
May 2009
42
2
8
Jun 2009
50
8
7
Jul 2009
35
4
1
Aug 2009
53
7
5
Sep 2009
38
12
7
Oct 2009
42
8
5
Nov 2009
44
5
5
Dec 2009
108
4
0
Jan 2010
104
24
3
Feb 2010
29
3
6
Mar 2010
29
6
3
Apr 2010
41
5
1
May 2010
38
10
3
Jun 2010
10
0
6
Jul 2010
1
0
5
Aug 2010
9
12
1
Sep 2010
11
2
5
Oct 2010
37
3
4
Nov 2010
24
10
4
Dec 2010
25
2
6
Jan 2011
17
29
3
Feb 2011
5
1
1
Mar 2011
11
3
1
Apr 2011
10
0
2
May 2011
13
0
1
Jun 2011
16
0
0
Jul 2011
37
2
1
Aug 2011
24
8
4
Sep 2011
28
6
2
Oct 2011
16
4
2
Nov 2011
33
10
11
Dec 2011
37
31
17
Jan 2012
25
28
18
Feb 2012
23
13
19
Mar 2012
32
9
23
Apr 2012
38
9
26
May 2012
29
7
23
Jun 2012
22
6
14
Jul 2012
19
5
17
Aug 2012
21
7
21
Sep 2012
38
13
21
Oct 2012
62
18
33
Nov 2012
28
47
46
Dec 2012
37
10
34
Jan 2013
65
36
47
Feb 2013
44
16
45
Mar 2013
36
20
33
Apr 2013
40
13
42
May 2013
44
21
32
Jun 2013
7
22
34
Jul 2013
34
19
45
Aug 2013
20
12
16
Sep 2013
20
15
17
Oct 2013
24
11
18
Nov 2013
28
39
22
Dec 2013
13
10
11
Jan 2014
34
20
39
Feb 2014
18
9
22
Mar 2014
35
24
44
Apr 2014
26
9
25
May 2014
23
8
29
Jun 2014
16
10
34
Jul 2014
18
22
44
Aug 2014
25
33
23
Sep 2014
28
26
18
Oct 2014
9
23
13
Nov 2014
8
51
9
Dec 2014
7
5
17
Jan 2015
27
16
36
Feb 2015
3
4
10
Mar 2015
29
19
26
Apr 2015
15
8
29
May 2015
12
10
56
Jun 2015
15
10
31
Jul 2015
15
11
36
Aug 2015
12
5
57
Sep 2015
18
5
47
Oct 2015
13
7
23
Nov 2015
9
32
58
Dec 2015
2
3
19
Jan 2016
52
15
78
Feb 2016
23
2
193
Mar 2016
5
6
41
Apr 2016
8
2
41
May 2016
15
5
37
Jun 2016
15
8
51
Jul 2016
8
2
28
Aug 2016
19
5
39
Sep 2016
21
3
48
Oct 2016
14
8
56
Nov 2016
12
12
62
Dec 2016
10
3
35
Jan 2017
21
13
70
Feb 2017
8
2
23
Mar 2017
8
13
3
Apr 2017
1
12
35
May 2017
1
21
21
Jun 2017
4
29
51
Jul 2017
19
19
52
Aug 2017
12
11
36
Sep 2017
21
19
41
Oct 2017
12
10
11
Nov 2017
37
33
20
Dec 2017
22
18
3
Jan 2018
28
22
29
Feb 2018
28
22
4
Mar 2018
29
24
23
Apr 2018
20
20
20
May 2018
21
19
37
Jun 2018
25
21
45
Jul 2018
16
14
43
Aug 2018
68
64
53
Sep 2018
98
93
43
Oct 2018
72
70
42
Nov 2018
133
131
48
Dec 2018
124
124
19
Jan 2019
112
110
22
Feb 2019
72
70
40
Mar 2019
43
35
47
Apr 2019
11
9
75
May 2019
8
6
41
Jun 2019
6
4
33
Jul 2019
5
1
69
Aug 2019
5
3
57
Sep 2019
9
7
53
Oct 2019
3
3
26
Nov 2019
6
2
27
Dec 2019
7
7
15
Jan 2020
14
6
48
Feb 2020
3
3
82
Mar 2020
2
0
58
Apr 2020
9
8
108
May 2020
15
11
92
Jun 2020
6
4
105
Jul 2020
6
6
32
Aug 2020
5
4
32
Sep 2020
25
9
40
Oct 2020
20
15
50
Nov 2020
13
5
44
Dec 2020
14
9
48
Jan 2021
9
9
43
Feb 2021
10
10
47
Mar 2021
6
6
58
Apr 2021
4
4
69
May 2021
4
2
46
Jun 2021
12
12
50
Jul 2021
5
5
34
Aug 2021
6
5
38
Sep 2021
6
6
25
Oct 2021
6
6
44
Nov 2021
6
6
59
Dec 2021
8
8
35
Jan 2022
8
4
48
Feb 2022
6
6
50
Mar 2022
15
16
67
Apr 2022
8
8
61
May 2022
20
20
69
Jun 2022
21
19
52
Jul 2022
10
10
33
Aug 2022
27
25
54
Sep 2022
22
19
46
Oct 2022
80
68
52
Nov 2022
11
7
45
Dec 2022
11
8
33
Jan 2023
7
4
28
Feb 2023
29
27
34
Mar 2023
11
3
25
Apr 2023
9
6
25
May 2023
5
3
26
Jun 2023
3
1
27
Jul 2023
10
9
21
Aug 2023
3
3
27
Sep 2023
7
7
25
Oct 2023
4
4
32
Nov 2023
16
16
46
Dec 2023
65
2
14
Jan 2024
30
2
0
Feb 2024
31
0
3
Mar 2024
204
0
1
Apr 2024
31
1
1
May 2024
42
2
1
Jun 2024
18
1
2
Jul 2024
88
0
3
Aug 2024
20
1
1
Sep 2024
10
0
1
Total
6875
6577
7334
Read the full text or download the PDF:
Subscribe
Log in
Log in via Institution
Log in via OpenAthens
Log in via ACP
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