1578
13
49
875
10
34
831
30
31
2598
6
25
788
22
25
551
4
23
523
7
22
605
9
19
543
8
18
986
6
18
325
5
17
434
0
17
828
29
17
730
8
16
735
2
16
830
20
16
1341
5
16
325
2
16
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Keyword(s): study