References | Selection | Comparability | Outcome | Total |
---|
Hirokazu et al. [17] | ★★★★ | ★★ | ★★★ | 9 |
Xu et al. [37] | ★★★★ | ★ | ★★★ | 8 |
Zwolak et al. [40] | ★★★★ | ★ | ★★★ | 8 |
Boyer et al. [3] | ★★★★ | ★★ | ★★ | 8 |
Kim et al. [20] | ★★★★ | ★ | ★★ | 7 |
Gürpınar et al. [15] | ★★★★ | ★★ | ★★★ | 9 |
Nemirov et al. [28] | ★★★★ | ★★ | ★★ | 8 |
Heuberer et al. [16] | ★★★★ | ★ | ★★ | 7 |
Rhee et al. [33] | ★★★★ | ★★ | ★★ | 8 |