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BMJ Journals
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Volume 48, Issue 21
What physical activity surveillance needs: validity of a single-item questionnaire
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Original article
What physical activity surveillance needs: validity of a single-item questionnaire
Online download statistics by month:
Online download statistics by month: June 2013 to August 2024
Abstract
Full
Pdf
Jun 2013
289
19
40
Jul 2013
138
19
25
Aug 2013
105
9
14
Sep 2013
92
15
11
Oct 2013
131
15
13
Nov 2013
106
13
16
Dec 2013
70
13
8
Jan 2014
73
9
9
Feb 2014
70
10
11
Mar 2014
95
10
14
Apr 2014
90
10
11
May 2014
74
9
12
Jun 2014
68
4
7
Jul 2014
58
4
9
Aug 2014
62
1
2
Sep 2014
62
3
7
Oct 2014
1295
41
96
Nov 2014
513
13
23
Dec 2014
219
24
8
Jan 2015
158
5
9
Feb 2015
110
9
16
Mar 2015
121
9
11
Apr 2015
94
7
15
May 2015
63
4
5
Jun 2015
53
8
8
Jul 2015
68
15
19
Aug 2015
53
8
6
Sep 2015
66
7
15
Oct 2015
51
8
9
Nov 2015
69
3
10
Dec 2015
51
3
3
Jan 2016
46
3
6
Feb 2016
39
4
6
Mar 2016
57
8
13
Apr 2016
52
7
6
May 2016
36
3
5
Jun 2016
52
3
4
Jul 2016
42
5
7
Aug 2016
43
2
4
Sep 2016
49
9
2
Oct 2016
64
8
8
Nov 2016
100
6
3
Dec 2016
42
1
5
Jan 2017
37
7
6
Feb 2017
20
4
3
Mar 2017
32
5
3
Apr 2017
61
15
12
May 2017
38
9
4
Jun 2017
38
13
7
Jul 2017
45
7
4
Aug 2017
57
1
3
Sep 2017
79
7
7
Oct 2017
98
11
6
Nov 2017
82
5
3
Dec 2017
87
6
6
Jan 2018
85
1
3
Feb 2018
99
8
4
Mar 2018
159
9
4
Apr 2018
124
15
9
May 2018
99
9
7
Jun 2018
114
3
1
Jul 2018
77
6
2
Aug 2018
58
7
7
Sep 2018
40
2
1
Oct 2018
73
9
7
Nov 2018
45
6
8
Dec 2018
83
0
0
Jan 2019
111
4
5
Feb 2019
102
1
1
Mar 2019
89
1
0
Apr 2019
76
3
2
May 2019
54
0
1
Jun 2019
53
8
3
Jul 2019
42
4
2
Aug 2019
71
2
2
Sep 2019
56
3
3
Oct 2019
67
5
3
Nov 2019
79
5
3
Dec 2019
49
6
8
Jan 2020
51
3
4
Feb 2020
78
3
5
Mar 2020
78
6
2
Apr 2020
84
7
7
May 2020
78
6
3
Jun 2020
59
2
1
Jul 2020
75
2
4
Aug 2020
35
6
10
Sep 2020
52
4
5
Oct 2020
98
8
3
Nov 2020
111
5
13
Dec 2020
76
11
9
Jan 2021
78
3
4
Feb 2021
71
3
5
Mar 2021
118
10
6
Apr 2021
82
6
1
May 2021
34
7
8
Jun 2021
14
13
15
Jul 2021
9
6
7
Aug 2021
7
5
7
Sep 2021
8
7
15
Oct 2021
173
3
3
Nov 2021
55
1
0
Dec 2021
90
2
2
Jan 2022
66
4
3
Feb 2022
116
5
3
Mar 2022
169
10
6
Apr 2022
87
5
3
May 2022
144
7
8
Jun 2022
103
10
7
Jul 2022
90
4
3
Aug 2022
109
6
0
Sep 2022
124
6
3
Oct 2022
128
7
4
Nov 2022
92
4
3
Dec 2022
66
4
3
Jan 2023
94
6
5
Feb 2023
117
4
9
Mar 2023
116
11
2
Apr 2023
41
2
3
May 2023
62
6
1
Jun 2023
94
5
7
Jul 2023
72
0
0
Aug 2023
82
7
2
Sep 2023
55
5
3
Oct 2023
103
5
2
Nov 2023
69
2
2
Dec 2023
128
1
0
Jan 2024
125
4
26
Feb 2024
140
8
13
Mar 2024
121
8
2
Apr 2024
139
8
10
May 2024
280
6
3
Jun 2024
107
7
4
Jul 2024
93
7
7
Aug 2024
154
4
6
Total
12868
900
973
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