1916
13
49
1081
10
34
1041
30
31
991
22
25
2776
6
25
583
4
23
643
7
22
710
9
19
627
8
18
1131
6
18
365
5
17
826
2
17
526
0
17
1049
29
17
840
8
16
1014
20
16
1431
5
16
390
2
16
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Keyword(s): study