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Volume 87, Issue 2
Observational research in the evidence based environment: eclipsed by the randomised controlled trial?
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Observational research in the evidence based environment: eclipsed by the randomised controlled trial?
Online download statistics by month:
Online download statistics by month: January 2002 to March 2024
Abstract
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Jan 2002
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26
Feb 2002
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188
26
Mar 2002
0
33
11
Apr 2002
0
25
7
May 2002
0
22
18
Jun 2002
0
16
3
Jul 2002
0
11
3
Aug 2002
0
8
0
Sep 2002
0
13
6
Oct 2002
0
16
7
Nov 2002
0
18
4
Dec 2002
0
7
4
Jan 2003
0
10
3
Feb 2003
0
6
4
Mar 2003
0
12
2
Apr 2003
0
13
5
May 2003
0
5
1
Jun 2003
0
6
4
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0
10
0
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0
15
3
Sep 2003
0
13
1
Oct 2003
0
9
1
Nov 2003
0
8
2
Dec 2003
0
9
1
Jan 2004
0
10
1
Feb 2004
0
9
3
Mar 2004
0
15
2
Apr 2004
0
14
3
May 2004
0
38
2
Jun 2004
0
55
7
Jul 2004
0
52
4
Aug 2004
0
53
1
Sep 2004
0
29
3
Oct 2004
4
23
2
Nov 2004
4
23
3
Dec 2004
4
18
4
Jan 2005
1
16
1
Feb 2005
4
29
5
Mar 2005
7
35
5
Apr 2005
0
22
7
May 2005
0
19
3
Jun 2005
2
10
2
Jul 2005
3
7
7
Aug 2005
1
19
12
Sep 2005
1
18
4
Oct 2005
3
15
5
Nov 2005
1
15
3
Dec 2005
2
15
5
Jan 2006
3
28
6
Feb 2006
5
14
4
Mar 2006
2
17
4
Apr 2006
0
18
11
May 2006
2
8
8
Jun 2006
2
5
3
Jul 2006
0
11
4
Aug 2006
0
4
1
Sep 2006
4
8
3
Oct 2006
0
30
8
Nov 2006
0
19
8
Dec 2006
1
16
4
Jan 2007
0
20
6
Feb 2007
1
20
14
Mar 2007
6
25
14
Apr 2007
14
6
2
May 2007
12
4
4
Jun 2007
17
8
7
Jul 2007
1
7
3
Aug 2007
5
5
2
Sep 2007
4
4
3
Oct 2007
5
3
0
Nov 2007
3
6
4
Dec 2007
5
5
1
Jan 2008
3
1
1
Feb 2008
9
1
1
Mar 2008
5
3
3
Apr 2008
3
4
4
May 2008
5
4
4
Jun 2008
3
1
0
Jul 2008
6
7
2
Aug 2008
3
5
4
Sep 2008
2
1
0
Oct 2008
1
3
1
Nov 2008
6
1
1
Dec 2008
1
2
1
Jan 2009
5
3
2
Feb 2009
5
10
0
Mar 2009
7
9
1
Apr 2009
2
7
0
May 2009
3
12
2
Jun 2009
2
8
0
Jul 2009
2
7
0
Aug 2009
7
11
2
Sep 2009
11
12
1
Oct 2009
11
7
3
Nov 2009
3
8
1
Dec 2009
4
1
1
Jan 2010
0
0
1
Feb 2010
6
0
0
Mar 2010
8
3
1
Apr 2010
5
7
1
May 2010
2
4
2
Jun 2010
2
0
0
Jul 2010
1
1
3
Aug 2010
18
30
17
Sep 2010
90
37
35
Oct 2010
67
25
25
Nov 2010
25
29
11
Dec 2010
9
7
17
Jan 2011
18
7
2
Feb 2011
3
20
2
Mar 2011
5
3
1
Apr 2011
5
4
1
May 2011
17
2
1
Jun 2011
13
23
4
Jul 2011
9
34
1
Aug 2011
14
15
4
Sep 2011
16
8
4
Oct 2011
12
21
0
Nov 2011
17
10
7
Dec 2011
6
2
2
Jan 2012
13
3
2
Feb 2012
6
4
2
Mar 2012
7
4
3
Apr 2012
7
4
6
May 2012
3
8
26
Jun 2012
30
8
1
Jul 2012
38
9
5
Aug 2012
37
9
2
Sep 2012
7
4
3
Oct 2012
25
7
6
Nov 2012
0
8
4
Dec 2012
0
6
2
Jan 2013
0
8
3
Feb 2013
0
14
2
Mar 2013
0
14
6
Apr 2013
0
36
1
May 2013
0
16
3
Jun 2013
22
4
0
Jul 2013
36
13
1
Aug 2013
36
4
1
Sep 2013
45
16
0
Oct 2013
40
40
1
Nov 2013
94
54
1
Dec 2013
28
2
0
Jan 2014
4
1
2
Feb 2014
3
0
0
Mar 2014
7
2
0
Apr 2014
8
2
2
May 2014
9
5
1
Jun 2014
7
0
3
Jul 2014
10
1
1
Aug 2014
1
1
0
Sep 2014
3
0
2
Oct 2014
5
0
0
Nov 2014
1
4
0
Dec 2014
5
2
0
Jan 2015
9
0
1
Feb 2015
2
1
4
Mar 2015
3
3
0
Apr 2015
4
1
1
May 2015
7
2
1
Jun 2015
2
1
1
Jul 2015
5
4
2
Aug 2015
1
2
0
Sep 2015
5
2
3
Oct 2015
4
2
0
Nov 2015
7
0
3
Dec 2015
1
1
0
Jan 2016
3
3
3
Feb 2016
2
1
0
Mar 2016
3
2
0
Apr 2016
6
2
1
May 2016
0
5
0
Jun 2016
2
1
2
Jul 2016
3
3
0
Aug 2016
2
1
0
Sep 2016
0
3
3
Oct 2016
3
2
2
Nov 2016
2
1
0
Dec 2016
4
5
1
Jan 2017
4
0
1
Feb 2017
2
1
2
Mar 2017
0
2
0
Apr 2017
1
3
0
May 2017
0
6
2
Jun 2017
2
2
1
Aug 2017
3
3
0
Sep 2017
4
4
1
Oct 2017
7
3
2
Nov 2017
1
1
0
Dec 2017
1
1
0
Jan 2018
5
3
2
Feb 2018
4
4
0
Mar 2018
6
4
1
Apr 2018
16
10
0
May 2018
8
6
0
Jun 2018
3
3
0
Jul 2018
6
3
0
Aug 2018
3
3
1
Sep 2018
4
2
0
Oct 2018
4
3
1
Nov 2018
1
1
4
Dec 2018
10
10
1
Jan 2019
3
3
0
Feb 2019
1
1
1
Mar 2019
4
4
2
Apr 2019
2
2
3
May 2019
5
5
4
Jun 2019
4
4
2
Jul 2019
4
4
1
Aug 2019
2
2
4
Sep 2019
2
2
0
Oct 2019
3
3
3
Nov 2019
6
2
1
Dec 2019
7
3
3
Jan 2020
2
2
4
Feb 2020
1
1
1
Mar 2020
2
2
1
Apr 2020
5
3
2
May 2020
7
7
3
Jun 2020
5
4
1
Jul 2020
11
8
2
Aug 2020
2
2
3
Sep 2020
15
12
2
Oct 2020
4
4
1
Nov 2020
3
3
2
Dec 2020
3
3
0
Jan 2021
3
3
2
Feb 2021
4
3
2
Mar 2021
2
2
1
Apr 2021
3
3
2
May 2021
3
3
1
Jun 2021
5
5
0
Jul 2021
1
1
2
Aug 2021
1
1
3
Sep 2021
5
6
5
Oct 2021
6
6
14
Nov 2021
6
6
7
Dec 2021
19
9
4
Jan 2022
5
5
1
Feb 2022
4
4
0
Mar 2022
4
4
5
Apr 2022
4
4
2
May 2022
11
12
9
Jun 2022
18
15
12
Jul 2022
5
4
0
Aug 2022
2
2
2
Sep 2022
64
41
10
Oct 2022
5
3
7
Nov 2022
6
6
3
Dec 2022
3
3
3
Jan 2023
11
8
5
Feb 2023
29
29
0
Mar 2023
6
2
1
Apr 2023
1
1
4
May 2023
6
5
5
Jun 2023
4
4
0
Jul 2023
4
4
3
Aug 2023
4
4
4
Sep 2023
3
3
0
Oct 2023
11
6
3
Nov 2023
8
7
1
Dec 2023
32
4
1
Jan 2024
13
1
1
Feb 2024
11
1
1
Mar 2024
111
1
0
Total
1864
2729
848
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