1589
13
49
882
10
34
836
30
31
2601
6
25
789
22
25
554
4
23
530
7
22
608
9
19
548
8
18
994
6
18
329
5
17
437
0
17
831
29
17
735
8
16
739
2
16
841
20
16
1344
5
16
328
2
16
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Keyword(s): study