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Volume 99, Issue 1
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At a glance
Highlights from this issue
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Online download statistics by month:
Online download statistics by month: December 2014 to December 2020
Abstract
Full
Pdf
Dec 2014
296
58
53
Jan 2015
201
115
71
Feb 2015
16
31
30
Mar 2015
22
28
30
Apr 2015
24
18
8
May 2015
23
17
18
Jun 2015
11
30
12
Jul 2015
14
14
10
Aug 2015
21
18
15
Sep 2015
26
11
13
Oct 2015
14
12
140
Nov 2015
76
14
19
Dec 2015
22
19
13
Jan 2016
21
23
19
Feb 2016
16
8
6
Mar 2016
8
15
17
Apr 2016
9
13
9
May 2016
9
10
7
Jun 2016
8
6
5
Jul 2016
13
4
8
Aug 2016
9
4
2
Sep 2016
7
5
5
Oct 2016
8
4
5
Nov 2016
9
2
2
Dec 2016
12
12
1
Jan 2017
28
24
7
Feb 2017
2
2
2
Mar 2017
2
5
1
Apr 2017
2
5
0
May 2017
1
14
0
Jun 2017
3
7
1
Jul 2017
11
8
1
Aug 2017
8
8
0
Sep 2017
59
58
0
Oct 2017
126
126
0
Nov 2017
47
45
1
Dec 2017
36
34
2
Jan 2018
31
31
0
Feb 2018
36
32
1
Mar 2018
40
32
0
Apr 2018
22
22
1
May 2018
46
47
0
Jun 2018
42
40
1
Jul 2018
39
33
0
Aug 2018
25
23
2
Sep 2018
28
28
0
Oct 2018
13
11
0
Nov 2018
17
17
0
Dec 2018
24
18
0
Jan 2019
32
26
0
Feb 2019
23
19
1
Mar 2019
9
7
2
Apr 2019
7
3
1
May 2019
9
9
4
Jun 2019
16
16
3
Jul 2019
16
15
4
Aug 2019
22
12
1
Sep 2019
15
13
3
Oct 2019
13
11
1
Nov 2019
10
10
2
Dec 2019
13
13
5
Jan 2020
10
10
4
Feb 2020
14
12
2
Mar 2020
11
11
3
Apr 2020
14
14
1
May 2020
18
17
2
Jun 2020
12
10
3
Jul 2020
14
14
3
Aug 2020
9
9
3
Sep 2020
23
22
1
Oct 2020
11
11
2
Nov 2020
3
1
0
Dec 2020
31
21
2
Total
1938
1467
591
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