1 
16(8.5%)
2 
8(4.3%)
3 
6(3.2%)
4 
13(6.9%)
5 
17(9.0%)
6 
5(2.7%)
7 
7(3.7%)
8 
7(3.7%)
9 
8(4.3%)
10 
14(7.4%)
11 
6(3.2%)
12 
3(1.6%)
13 
10(5.3%)
14 
10(5.3%)
15 
20(10.6%)
16 
7(3.7%)
17 
17(9.0%)
18 
14(7.4%)
Journal information