evidencegaps
Primary study · included by 1 review

Effectiveness of treatment for class II malocclusion with the herbst or twin-block appliances: a randomized, controlled trial

OBrien 2003 · O’Brien Kevin, Wright Jean, Conboy Frances, et al. · American Journal of Orthodontics and Dentofacial Orthopedics · 2003

Included by

Herbst and Twin Block appliances in Class II malocclusion management for children: a systematic review and meta-analysis.
Non-Cochrane · intervention · 2026 · cited as OBrien 2003 · Supplementary Table S3; reference list

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

1 including review in total.