1 Subjects: “...canopy structure feature...”

2 Subjects: “...interpretive structural modeling...”

3 Subjects: “...knowledge structuring...”

4 Subjects: “...structure optimization...”

5 Subjects: “...population structure...”

6 Subjects: “...interpretative structural modeling...”

7 Subjects: “...structural equation model...”

8 Subjects: “...structural equation model...”

9 Subjects: “...core-shell structure...”

10 Subjects: “...genetic structure...”

11 Subjects: “...structure-activity relationship...”

12 Subjects: “...population structure...”

13 Subjects: “...structure of plant stems...”

14 Subjects: “...structure of plant stems...”

15 “... which originated in compounds with great structural diversity, multiple biological activities...”

16 “... shocks while retaining essentially the same functions and structures. However, new sustainability...”