1 
12(8.4%)
2 
11(7.7%)
3 
12(8.4%)
4 
12(8.4%)
5 
13(9.1%)
6 
8(5.6%)
7 
5(3.5%)
8 
3(2.1%)
9 
4(2.8%)
10 
4(2.8%)
11 
7(4.9%)
12 
9(6.3%)
13 
5(3.5%)
14 
4(2.8%)
15 
5(3.5%)
16 
14(9.8%)
17 
6(4.2%)
18 
9(6.3%)
Journal information