- 1 = Carlsson et al. [19], 2 = Lee et al. [31], 3 = Correa-Velez et al. [22], 4 = Correa-Velez et al. [21], 5 = Georgiadou [23], 6 = Ghazinour et al. [24], 7 = Hengst et al. [25], 8 = Huijts et al. [26], 9 = Jesuthasan et al. [27], 10 = Laban et al. [29], 11 = Laban et al. [30], 12 = Leiler et al. [32], 13 = Regev et al. [34], 14 = Slonim-Nevo et al. [35], 15 = Teodorescu et al. [37], 16 = Trilesnik et al. [38], 17 = Von Lersner et al. [39]
- Quality met
- Quality not met
- Unclear