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Literature search figures
| Data repository | Relevant papers | Not‐relevant papers | Total | Relevant percentage (%) |
|---|---|---|---|---|
| PubMed | 4 | 21 | 25 | 16 |
| Science direct | 5 | 17 | 22 | 22.72 |
| Google scholar | 5 | 15 | 20 | 25 |
| IEEE Xplorar | 4 | 18 | 22 | 18.18 |
| Cite‐seeker | 2 | 14 | 16 | 12.5 |
| Total | 20 | 85 | 105 | 19.04 |
