evidencegaps
Primary study · included by 1 review

Comparison of cephalometric measurements of the Twin Block and A6 appliances in the treatment of Class II malocclusion: a retrospective comparative cohort study.

Sun 2022 · Sun Zhiwen, Pan Yanjun, Lin Tianwei, et al. · Annals of translational medicine · 2022

Included by

Comparative efficacy of clear aligner mandibular advancement versus traditional functional appliances for skeletal Class II malocclusion: a systematic review and meta-analysis.
Non-Cochrane · intervention · 2026 · cited as Sun 2022 · Results (Study selection); Table S3; reference list

The review does not say which of its outcomes this study informs.

1 including review in total.