1 Subjects: “...migration balance...”

2 Subjects: “...balanced and sustainable development...”

3 Subjects: “...balance of nature metaphor...”

4 Subjects: “...balance...”

5 Subjects: “...energy balance...”

6 Subjects: “...balance...”

7 Subjects: “...energy balance-related behaviors...”

8 Subjects: “...balance between crystal bond energy and destructive surface energies...”

9 Subjects: “...dietary balance...”

10 Subjects: “...work-life balance...”