Skip to main content
Subscribe
Log In
More
Log in via Institution
Log in via OpenAthens
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 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 12
Epidemiology. An introduction
Email alerts
Article metrics
Article menu
Article
Text
Article
info
Citation
Tools
Share
Rapid Responses
Article
metrics
Alerts
PDF
Epidemiology. An introduction
Online download statistics by month:
Online download statistics by month: November 2002 to March 2024
Abstract
Full
Pdf
Nov 2002
0
1
0
Dec 2002
0
63
11
Jan 2003
0
7
6
Feb 2003
0
1
0
Mar 2003
0
2
0
Apr 2003
0
2
1
May 2003
0
1
0
Jun 2003
0
3
0
Jul 2003
0
3
0
Aug 2003
0
3
0
Sep 2003
0
7
0
Oct 2003
0
2
1
Nov 2003
0
4
1
Dec 2003
0
4
0
Jan 2004
0
3
0
Feb 2004
0
2
0
Mar 2004
0
4
0
Apr 2004
0
2
0
May 2004
0
3
1
Jun 2004
0
16
1
Jul 2004
0
14
0
Aug 2004
0
27
2
Sep 2004
0
34
10
Oct 2004
20
33
7
Nov 2004
21
26
9
Dec 2004
12
9
3
Jan 2005
12
12
0
Feb 2005
17
18
14
Mar 2005
15
20
5
Apr 2005
6
14
5
May 2005
14
15
10
Jun 2005
4
11
8
Jul 2005
17
9
5
Aug 2005
7
10
8
Sep 2005
6
3
2
Oct 2005
1
9
19
Nov 2005
20
14
5
Dec 2005
13
12
6
Jan 2006
3
7
5
Feb 2006
7
9
4
Mar 2006
6
10
7
Apr 2006
8
9
4
May 2006
8
2
5
Jun 2006
6
5
3
Jul 2006
11
18
3
Aug 2006
20
20
7
Sep 2006
49
36
13
Oct 2006
15
25
10
Nov 2006
13
17
8
Dec 2006
5
12
9
Jan 2007
14
21
9
Feb 2007
10
16
13
Mar 2007
11
8
5
Apr 2007
17
5
3
May 2007
15
13
7
Jun 2007
21
10
6
Jul 2007
16
7
2
Aug 2007
11
7
4
Sep 2007
41
23
9
Oct 2007
33
12
5
Nov 2007
30
6
2
Dec 2007
13
10
3
Jan 2008
21
21
13
Feb 2008
25
14
5
Mar 2008
11
12
2
Apr 2008
16
3
2
May 2008
1
7
1
Jun 2008
9
6
1
Jul 2008
6
0
1
Aug 2008
29
9
2
Sep 2008
50
27
10
Oct 2008
23
24
5
Nov 2008
15
14
4
Dec 2008
5
6
3
Jan 2009
19
11
8
Feb 2009
13
13
4
Mar 2009
13
8
2
Apr 2009
11
10
4
May 2009
12
6
2
Jun 2009
14
11
3
Jul 2009
5
4
2
Aug 2009
9
2
1
Sep 2009
23
17
1
Oct 2009
35
14
4
Nov 2009
22
12
6
Dec 2009
12
11
5
Jan 2010
20
4
3
Feb 2010
15
11
4
Mar 2010
5
5
2
Apr 2010
7
4
3
May 2010
6
12
4
Jun 2010
3
2
2
Jul 2010
5
5
3
Aug 2010
13
11
3
Sep 2010
24
10
2
Oct 2010
7
6
4
Nov 2010
19
6
6
Dec 2010
10
3
0
Jan 2011
19
8
0
Feb 2011
4
6
1
Mar 2011
12
5
2
Apr 2011
11
17
5
May 2011
10
7
1
Jun 2011
13
10
3
Jul 2011
15
3
0
Aug 2011
14
9
1
Sep 2011
28
15
2
Oct 2011
7
9
2
Nov 2011
8
8
3
Dec 2011
2
13
3
Jan 2012
5
12
7
Feb 2012
3
12
11
Mar 2012
9
17
9
Apr 2012
6
6
4
May 2012
3
8
3
Jun 2012
4
7
3
Jul 2012
1
12
5
Aug 2012
3
18
7
Sep 2012
7
22
9
Oct 2012
8
34
10
Nov 2012
0
11
5
Dec 2012
0
15
3
Jan 2013
0
22
4
Feb 2013
0
10
1
Mar 2013
0
17
2
Apr 2013
0
17
1
May 2013
0
32
10
Jun 2013
0
15
1
Jul 2013
5
5
2
Aug 2013
5
6
3
Sep 2013
4
16
3
Oct 2013
1
13
3
Nov 2013
2
14
1
Dec 2013
1
7
0
Jan 2014
0
4
0
Feb 2014
2
5
3
Mar 2014
6
8
3
Apr 2014
5
9
2
May 2014
1
11
2
Jun 2014
4
6
0
Jul 2014
4
7
0
Aug 2014
0
11
1
Sep 2014
1
13
3
Oct 2014
0
13
4
Nov 2014
0
1
1
Dec 2014
4
5
2
Jan 2015
2
20
6
Feb 2015
1
5
2
Mar 2015
3
11
8
Apr 2015
8
4
2
May 2015
2
11
2
Jun 2015
1
5
2
Jul 2015
1
15
3
Aug 2015
1
19
4
Sep 2015
9
30
11
Oct 2015
13
10
7
Nov 2015
7
8
4
Dec 2015
1
11
1
Jan 2016
7
19
7
Feb 2016
4
20
5
Mar 2016
5
16
6
Apr 2016
0
14
4
May 2016
4
12
4
Jun 2016
6
10
0
Jul 2016
1
14
0
Aug 2016
1
16
4
Sep 2016
11
20
12
Oct 2016
4
14
4
Nov 2016
1
21
2
Dec 2016
3
5
2
Jan 2017
3
20
5
Feb 2017
0
13
10
Mar 2017
0
22
7
Apr 2017
0
21
6
May 2017
0
30
3
Jun 2017
6
18
3
Jul 2017
22
22
0
Aug 2017
38
38
14
Sep 2017
34
34
14
Oct 2017
18
18
13
Nov 2017
25
25
8
Dec 2017
15
15
8
Jan 2018
26
26
6
Feb 2018
33
31
3
Mar 2018
27
27
10
Apr 2018
37
37
9
May 2018
51
51
13
Jun 2018
34
35
9
Jul 2018
33
33
10
Aug 2018
82
82
28
Sep 2018
84
84
23
Oct 2018
61
61
27
Nov 2018
59
59
20
Dec 2018
33
33
10
Jan 2019
46
46
15
Feb 2019
43
43
17
Mar 2019
54
54
18
Apr 2019
27
27
19
May 2019
24
24
9
Jun 2019
23
23
5
Jul 2019
29
29
5
Aug 2019
69
69
23
Sep 2019
101
101
26
Oct 2019
68
68
20
Nov 2019
34
34
9
Dec 2019
25
25
9
Jan 2020
54
54
12
Feb 2020
41
41
9
Mar 2020
68
68
16
Apr 2020
50
48
10
May 2020
36
35
12
Jun 2020
28
28
2
Jul 2020
20
20
9
Aug 2020
31
31
8
Sep 2020
59
59
24
Oct 2020
49
48
23
Nov 2020
31
31
14
Dec 2020
34
34
11
Jan 2021
29
29
11
Feb 2021
43
42
20
Mar 2021
31
31
9
Apr 2021
17
17
6
May 2021
23
23
8
Jun 2021
87
87
9
Jul 2021
25
28
13
Aug 2021
33
32
14
Sep 2021
35
35
14
Oct 2021
21
21
23
Nov 2021
9
9
18
Dec 2021
11
11
6
Jan 2022
15
15
7
Feb 2022
41
41
9
Mar 2022
29
29
12
Apr 2022
25
25
9
May 2022
30
30
15
Jun 2022
34
34
10
Jul 2022
22
21
1
Aug 2022
46
46
9
Sep 2022
37
36
13
Oct 2022
49
49
8
Nov 2022
22
21
15
Dec 2022
19
19
7
Jan 2023
35
35
18
Feb 2023
54
54
12
Mar 2023
30
30
10
Apr 2023
23
23
13
May 2023
28
28
16
Jun 2023
11
11
4
Jul 2023
22
22
11
Aug 2023
20
20
8
Sep 2023
43
43
17
Oct 2023
31
31
11
Nov 2023
33
33
8
Dec 2023
48
13
1
Jan 2024
39
8
1
Feb 2024
86
3
1
Mar 2024
41
5
2
Total
4476
4918
1649
Read the full text or download the PDF:
Subscribe
Log in
Log in via Institution
Log in via OpenAthens
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