1 Subjects: “...risk perception...”

2 Subjects: “...public perception...”

3 Subjects: “...students' perceptions...”

4 Subjects: “...risk perception...”

5 Subjects: “...environment perception...”

6 Subjects: “...safety perception...”

7 Subjects: “...visual perception...”

8 Subjects: “...Students Perceptions...”

9 Subjects: “...thermal perceptions...”

10 Subjects: “...perceptions...”

11 Subjects: “...perceptions...”

12 Subjects: “...local perception...”

13 Subjects: “...farmer perceptions...”

14 Subjects: “...perception...”

15 Subjects: “...visual perception...”

16 Subjects: “...sound perception...”

17 Subjects: “...visual perception analysis...”

18 Subjects: “...perception...”