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
Hosted content
Podcasts
About
Search for this keyword
Advanced search
Close
More
Main menu
Latest content
Current issue
Archive
Authors
Hosted content
Podcasts
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 57, Issue 8
Effect of nitrogen dioxide and ozone on the risk of dying in patients with severe asthma
Email alerts
Article metrics
Article menu
Article
Text
Article
info
Citation
Tools
Share
Rapid Responses
Article
metrics
Alerts
PDF
Original articles
Effect of nitrogen dioxide and ozone on the risk of dying in patients with severe asthma
Free
Online download statistics by month:
Online download statistics by month: July 2002 to March 2024
Abstract
Full
Pdf
Jul 2002
37
35
10
Aug 2002
153
129
57
Sep 2002
29
53
22
Oct 2002
17
50
24
Nov 2002
7
34
13
Dec 2002
7
25
9
Jan 2003
13
19
6
Feb 2003
11
18
8
Mar 2003
8
21
12
Apr 2003
14
21
8
May 2003
5
12
8
Jun 2003
4
11
1
Jul 2003
26
56
5
Aug 2003
15
14
8
Sep 2003
13
36
12
Oct 2003
33
41
10
Nov 2003
17
40
18
Dec 2003
19
24
8
Jan 2004
35
43
12
Feb 2004
23
17
19
Mar 2004
24
27
20
Apr 2004
23
31
14
May 2004
64
62
16
Jun 2004
47
45
10
Jul 2004
61
66
22
Aug 2004
46
65
20
Sep 2004
41
55
16
Oct 2004
49
41
10
Nov 2004
63
67
17
Dec 2004
17
36
11
Jan 2005
38
35
14
Feb 2005
47
44
14
Mar 2005
19
34
22
Apr 2005
19
44
19
May 2005
43
50
15
Jun 2005
14
27
9
Jul 2005
9
26
9
Aug 2005
15
35
27
Sep 2005
21
36
18
Oct 2005
30
24
3
Nov 2005
34
51
27
Dec 2005
25
24
15
Jan 2006
25
40
17
Feb 2006
17
31
15
Mar 2006
21
15
19
Apr 2006
13
28
9
May 2006
19
15
4
Jun 2006
19
12
6
Jul 2006
27
16
10
Aug 2006
22
16
4
Sep 2006
24
29
13
Oct 2006
5
15
11
Nov 2006
11
29
12
Dec 2006
14
14
7
Jan 2007
11
17
6
Feb 2007
6
13
12
Mar 2007
10
16
10
Apr 2007
6
3
3
May 2007
9
6
7
Jun 2007
8
4
3
Jul 2007
2
11
12
Aug 2007
8
0
4
Sep 2007
7
5
4
Oct 2007
10
5
6
Nov 2007
15
3
1
Dec 2007
9
2
5
Jan 2008
18
6
5
Feb 2008
12
3
3
Mar 2008
16
6
3
Apr 2008
13
8
5
May 2008
3
2
2
Jun 2008
12
5
3
Jul 2008
7
6
7
Aug 2008
7
5
3
Sep 2008
12
0
2
Oct 2008
17
1
1
Nov 2008
7
7
7
Dec 2008
2
4
4
Jan 2009
9
3
5
Feb 2009
10
1
3
Mar 2009
20
1
6
Apr 2009
7
0
1
May 2009
5
0
0
Jun 2009
5
1
2
Jul 2009
5
1
1
Aug 2009
3
2
0
Sep 2009
10
4
1
Oct 2009
14
3
0
Nov 2009
11
5
1
Dec 2009
6
0
0
Jan 2010
8
1
5
Feb 2010
12
2
2
Mar 2010
13
5
3
Apr 2010
16
4
2
May 2010
5
0
0
Jun 2010
8
0
2
Jul 2010
9
3
7
Aug 2010
3
0
0
Sep 2010
9
1
2
Oct 2010
17
2
3
Nov 2010
5
8
4
Dec 2010
6
3
3
Jan 2011
3
2
5
Feb 2011
4
1
0
Mar 2011
5
2
0
Apr 2011
10
2
2
May 2011
12
1
5
Jun 2011
8
2
2
Jul 2011
6
2
4
Aug 2011
8
0
1
Sep 2011
10
0
0
Oct 2011
9
1
1
Nov 2011
14
2
9
Dec 2011
14
9
13
Jan 2012
12
3
12
Feb 2012
14
7
4
Mar 2012
11
3
5
Apr 2012
12
7
8
May 2012
17
6
5
Jun 2012
16
5
9
Jul 2012
14
4
8
Aug 2012
13
3
6
Sep 2012
16
3
9
Oct 2012
17
5
8
Nov 2012
24
6
3
Dec 2012
10
18
7
Jan 2013
26
10
6
Feb 2013
12
6
8
Mar 2013
20
4
3
Apr 2013
19
5
8
May 2013
20
9
8
Jun 2013
5
3
1
Jul 2013
11
5
6
Aug 2013
4
4
0
Sep 2013
6
3
4
Oct 2013
11
1
5
Nov 2013
10
1
3
Dec 2013
13
3
8
Jan 2014
11
11
7
Feb 2014
15
5
7
Mar 2014
20
6
2
Apr 2014
13
9
12
May 2014
9
10
0
Jun 2014
11
5
4
Jul 2014
7
12
2
Aug 2014
5
5
2
Sep 2014
5
1
8
Oct 2014
4
1
2
Nov 2014
7
1
2
Dec 2014
9
9
4
Jan 2015
2
9
6
Feb 2015
9
2
4
Mar 2015
23
18
12
Apr 2015
11
3
2
May 2015
9
3
4
Jun 2015
8
3
0
Jul 2015
3
4
12
Aug 2015
7
1
0
Sep 2015
18
6
9
Oct 2015
12
1
12
Nov 2015
5
1
10
Dec 2015
10
3
7
Jan 2016
8
4
5
Feb 2016
6
3
1
Mar 2016
8
7
6
Apr 2016
3
2
3
May 2016
13
3
4
Jun 2016
6
3
4
Jul 2016
6
1
0
Aug 2016
5
3
0
Sep 2016
7
5
3
Oct 2016
17
6
8
Nov 2016
26
7
5
Dec 2016
7
5
2
Jan 2017
8
5
6
Feb 2017
6
3
5
Mar 2017
1
10
1
Apr 2017
2
26
3
May 2017
0
13
1
Jun 2017
5
7
2
Jul 2017
15
14
3
Aug 2017
11
8
1
Sep 2017
25
25
1
Oct 2017
21
19
3
Nov 2017
22
16
2
Dec 2017
15
13
4
Jan 2018
9
9
0
Feb 2018
22
18
3
Mar 2018
27
25
6
Apr 2018
25
17
1
May 2018
22
20
3
Jun 2018
30
20
2
Jul 2018
12
12
2
Aug 2018
20
20
11
Sep 2018
23
23
5
Oct 2018
18
18
5
Nov 2018
18
18
1
Dec 2018
13
13
2
Jan 2019
18
17
2
Feb 2019
9
8
2
Mar 2019
25
24
8
Apr 2019
25
25
9
May 2019
16
16
7
Jun 2019
13
13
3
Jul 2019
13
12
10
Aug 2019
10
8
5
Sep 2019
10
9
1
Oct 2019
19
19
5
Nov 2019
17
16
3
Dec 2019
23
19
8
Jan 2020
24
18
5
Feb 2020
17
13
5
Mar 2020
30
22
5
Apr 2020
103
100
10
May 2020
26
24
14
Jun 2020
51
51
17
Jul 2020
22
18
1
Aug 2020
21
17
6
Sep 2020
32
24
5
Oct 2020
17
17
8
Nov 2020
21
17
9
Dec 2020
40
36
7
Jan 2021
25
25
11
Feb 2021
29
24
13
Mar 2021
33
25
4
Apr 2021
29
28
13
May 2021
36
28
11
Jun 2021
31
27
6
Jul 2021
15
13
11
Aug 2021
20
17
12
Sep 2021
30
23
8
Oct 2021
25
25
22
Nov 2021
50
45
28
Dec 2021
76
69
13
Jan 2022
56
54
9
Feb 2022
56
47
18
Mar 2022
65
61
14
Apr 2022
59
57
7
May 2022
52
53
16
Jun 2022
46
46
6
Jul 2022
34
33
2
Aug 2022
51
48
5
Sep 2022
55
50
14
Oct 2022
72
71
8
Nov 2022
70
57
9
Dec 2022
51
43
11
Jan 2023
161
160
16
Feb 2023
91
90
4
Mar 2023
83
72
8
Apr 2023
30
27
8
May 2023
26
24
11
Jun 2023
25
22
6
Jul 2023
36
32
15
Aug 2023
17
15
5
Sep 2023
27
26
4
Oct 2023
23
22
7
Nov 2023
27
26
5
Dec 2023
49
42
5
Jan 2024
19
19
14
Feb 2024
29
28
14
Mar 2024
43
32
23
Total
5400
4919
1917
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