Table 2.
Database | Scoping Step | Selecting Step |
---|---|---|
IEEE | 14 | 3 |
Scopus | 16 | 7 |
Web of Science | 48 | 10 |
In total | 78 (60 unique) |
20 (16 unique) |
Database | Scoping Step | Selecting Step |
---|---|---|
IEEE | 14 | 3 |
Scopus | 16 | 7 |
Web of Science | 48 | 10 |
In total | 78 (60 unique) |
20 (16 unique) |