1 
3(2.8%)
2 
11(10.4%)
3 
3(2.8%)
4 
6(5.7%)
5 
5(4.7%)
6 
1(0.9%)
7 
4(3.8%)
8 
4(3.8%)
9 
4(3.8%)
10 
5(4.7%)
11 
1(0.9%)
12 
8(7.5%)
13 
9(8.5%)
14 
10(9.4%)
15 
12(11.3%)
16 
6(5.7%)
17 
3(2.8%)
18 
11(10.4%)
Journal information