1 
17(8.9%)
2 
8(4.2%)
3 
6(3.1%)
4 
13(6.8%)
5 
17(8.9%)
6 
5(2.6%)
7 
7(3.6%)
8 
7(3.6%)
9 
8(4.2%)
10 
15(7.8%)
11 
6(3.1%)
12 
3(1.6%)
13 
11(5.7%)
14 
10(5.2%)
15 
20(10.4%)
16 
7(3.6%)
17 
17(8.9%)
18 
15(7.8%)
Journal information