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Volume 56, Issue 3
Validation of self reported smoking by serum cotinine measurement in a community-based study
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Theory and methods
Validation of self reported smoking by serum cotinine measurement in a community-based study
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Online download statistics by month: February 2002 to February 2023
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Feb 2002
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May 2002
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Jun 2002
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Jul 2002
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Aug 2002
8
9
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Sep 2002
4
10
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Oct 2002
4
12
6
Nov 2002
5
14
8
Dec 2002
2
6
5
Jan 2003
7
20
14
Feb 2003
2
11
5
Mar 2003
6
6
9
Apr 2003
1
5
2
May 2003
2
8
3
Jun 2003
4
8
6
Jul 2003
14
11
4
Aug 2003
17
14
2
Sep 2003
13
15
2
Oct 2003
11
16
8
Nov 2003
13
18
4
Dec 2003
16
14
2
Jan 2004
28
21
6
Feb 2004
15
24
3
Mar 2004
22
20
5
Apr 2004
26
23
7
May 2004
40
41
3
Jun 2004
44
56
15
Jul 2004
59
71
19
Aug 2004
39
82
14
Sep 2004
36
55
9
Oct 2004
16
62
17
Nov 2004
10
42
24
Dec 2004
17
40
21
Jan 2005
20
46
16
Feb 2005
16
43
12
Mar 2005
11
45
13
Apr 2005
7
27
16
May 2005
12
20
15
Jun 2005
10
48
16
Jul 2005
5
31
7
Aug 2005
7
30
22
Sep 2005
44
36
12
Oct 2005
17
41
16
Nov 2005
46
54
25
Dec 2005
33
28
5
Jan 2006
32
50
12
Feb 2006
30
37
14
Mar 2006
24
28
11
Apr 2006
26
44
18
May 2006
24
48
15
Jun 2006
24
38
12
Jul 2006
28
42
17
Aug 2006
35
39
16
Sep 2006
27
33
18
Oct 2006
51
38
24
Nov 2006
40
74
31
Dec 2006
41
65
27
Jan 2007
32
62
29
Feb 2007
40
58
27
Mar 2007
36
71
30
Apr 2007
61
13
17
May 2007
47
11
17
Jun 2007
49
14
9
Jul 2007
71
33
18
Aug 2007
57
11
10
Sep 2007
58
8
12
Oct 2007
49
23
23
Nov 2007
41
16
15
Dec 2007
24
12
14
Jan 2008
52
12
16
Feb 2008
52
15
18
Mar 2008
44
18
14
Apr 2008
40
6
6
May 2008
38
9
13
Jun 2008
64
12
13
Jul 2008
74
13
13
Aug 2008
49
7
9
Sep 2008
53
19
12
Oct 2008
39
13
5
Nov 2008
40
10
8
Dec 2008
40
6
11
Jan 2009
35
7
7
Feb 2009
50
10
5
Mar 2009
57
12
10
Apr 2009
36
13
12
May 2009
37
8
9
Jun 2009
36
14
14
Jul 2009
41
10
10
Aug 2009
39
5
3
Sep 2009
50
15
4
Oct 2009
56
13
9
Nov 2009
52
5
6
Dec 2009
44
12
6
Jan 2010
50
9
7
Feb 2010
49
15
4
Mar 2010
46
13
9
Apr 2010
39
14
11
May 2010
30
15
13
Jun 2010
37
9
7
Jul 2010
33
13
12
Aug 2010
20
12
7
Sep 2010
37
11
3
Oct 2010
54
19
7
Nov 2010
36
15
7
Dec 2010
25
6
3
Jan 2011
30
7
3
Feb 2011
31
9
7
Mar 2011
32
9
12
Apr 2011
32
8
5
May 2011
40
5
8
Jun 2011
40
6
11
Jul 2011
35
11
6
Aug 2011
32
13
8
Sep 2011
30
8
4
Oct 2011
45
11
17
Nov 2011
56
26
14
Dec 2011
38
34
10
Jan 2012
28
31
8
Feb 2012
17
39
18
Mar 2012
33
25
18
Apr 2012
20
19
16
May 2012
18
25
21
Jun 2012
30
24
23
Jul 2012
25
30
20
Aug 2012
35
29
17
Sep 2012
29
35
18
Oct 2012
36
58
17
Nov 2012
47
56
24
Dec 2012
39
45
24
Jan 2013
51
62
30
Feb 2013
44
61
28
Mar 2013
44
116
25
Apr 2013
46
68
25
May 2013
56
60
34
Jun 2013
20
31
39
Jul 2013
61
31
43
Aug 2013
28
44
45
Sep 2013
34
58
34
Oct 2013
55
66
85
Nov 2013
49
25
388
Dec 2013
22
42
65
Jan 2014
36
40
37
Feb 2014
44
21
104
Mar 2014
25
33
177
Apr 2014
46
33
108
May 2014
36
40
105
Jun 2014
24
43
53
Jul 2014
31
80
28
Aug 2014
27
69
36
Sep 2014
40
62
33
Oct 2014
34
99
36
Nov 2014
36
72
39
Dec 2014
34
48
30
Jan 2015
29
62
27
Feb 2015
26
60
27
Mar 2015
34
57
34
Apr 2015
27
36
28
May 2015
25
47
35
Jun 2015
21
49
23
Jul 2015
21
74
19
Aug 2015
23
69
13
Sep 2015
54
77
26
Oct 2015
26
37
14
Nov 2015
25
43
10
Dec 2015
27
23
4
Jan 2016
27
49
10
Feb 2016
33
30
5
Mar 2016
26
34
18
Apr 2016
32
35
15
May 2016
28
23
4
Jun 2016
30
17
13
Jul 2016
14
18
10
Aug 2016
37
24
6
Sep 2016
33
18
29
Oct 2016
33
34
14
Nov 2016
34
31
6
Dec 2016
38
31
10
Jan 2017
29
29
5
Feb 2017
20
13
19
Mar 2017
18
14
11
Apr 2017
10
24
5
May 2017
15
32
8
Jun 2017
21
39
7
Jul 2017
46
37
9
Aug 2017
43
31
8
Sep 2017
78
48
12
Oct 2017
72
38
13
Nov 2017
71
45
27
Dec 2017
56
32
12
Jan 2018
67
41
8
Feb 2018
62
34
6
Mar 2018
91
57
16
Apr 2018
64
38
15
May 2018
64
44
13
Jun 2018
53
36
18
Jul 2018
51
31
9
Aug 2018
60
32
24
Sep 2018
53
41
22
Oct 2018
86
70
20
Nov 2018
78
62
20
Dec 2018
73
56
10
Jan 2019
102
60
19
Feb 2019
66
45
8
Mar 2019
55
39
20
Apr 2019
57
31
15
May 2019
69
54
11
Jun 2019
63
54
16
Jul 2019
68
49
18
Aug 2019
106
92
12
Sep 2019
60
48
12
Oct 2019
101
88
13
Nov 2019
76
56
16
Dec 2019
53
39
11
Jan 2020
70
59
15
Feb 2020
88
70
11
Mar 2020
74
52
9
Apr 2020
45
42
10
May 2020
69
31
14
Jun 2020
24
24
8
Jul 2020
49
31
8
Aug 2020
25
16
10
Sep 2020
81
49
14
Oct 2020
63
42
11
Nov 2020
54
40
9
Dec 2020
49
39
8
Jan 2021
63
44
13
Feb 2021
60
41
10
Mar 2021
62
34
13
Apr 2021
56
38
13
May 2021
60
37
13
Jun 2021
39
38
13
Jul 2021
58
56
24
Aug 2021
41
37
10
Sep 2021
73
73
21
Oct 2021
101
88
25
Nov 2021
45
29
19
Dec 2021
29
19
10
Jan 2022
64
47
10
Feb 2022
77
63
15
Mar 2022
94
77
9
Apr 2022
83
62
14
May 2022
89
79
14
Jun 2022
87
66
9
Jul 2022
43
41
8
Aug 2022
87
73
7
Sep 2022
97
89
15
Oct 2022
106
90
14
Nov 2022
97
82
10
Dec 2022
80
66
8
Jan 2023
115
93
10
Feb 2023
107
89
11
Total
10511
9088
4570
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