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Jadad scores scale [6].
| Reference | Randomization | Blinding | Withdraw | Appropriate randomization | Appropriate blinding | Score |
|---|---|---|---|---|---|---|
| Hans [10] | 1 | 1 | 1 | 1 | 1 | 5 |
| Martande et al. [11] | 1 | 1 | 1 | 1 | 1 | 5 |
| Borges et al. [12] | 1 | 1 | 1 | 1 | 1 | 5 |
| Bechara et al. [13] | 1 | 1 | 1 | 1 | 1 | 5 |
| Ramiro et al. [14] | 1 | 1 | 1 | 1 | 1 | 5 |
| Suryaprasanna et al. [15] | 1 | 1 | 1 | 1 | 1 | 5 |
| Ardila et al. [16] | 1 | 1 | 1 | 1 | 1 | 5 |
