1 Subjects: “...importance‒performance analysis...”

2 Subjects: “...situational analysis...”

3 Subjects: “...bibliometric analysis...”

4 Subjects: “...keywords analysis...”

5 Subjects: “...qualitative analysis...”

6 Subjects: “...multi-criteria analysis...”

7 Subjects: “...multiple-criteria decision analysis...”

8 Subjects: “...multivariate statistical analysis...”

9 Subjects: “...multidimensional statistical analysis...”

10 Subjects: “...path analysis...”

11 Subjects: “...cost analysis...”

12 Subjects: “...latent profile analysis...”

13 Subjects: “...EEG analysis...”

14 Subjects: “... analysis; Longitudinal study; Qualitative analysis; Statistics; Germany; Switzerland; Denmark; Norway...”

15 Subjects: “...preference analysis...”

16 Subjects: “...content-based analysis...”

17 Subjects: “...life-cycle analysis...”

18 Subjects: “...content analysis...”

19 Subjects: “...cost-benefit analysis...”

20 Subjects: “...content analysis...”