evidencegaps
Primary study · included by 1 review

Vacuum-formed retainer versus bonded retainer for dental stabilization in the mandible-a randomized controlled trial. Part I: retentive capacity 6 and 18 months after orthodontic treatment.

Krämer 2019 · Krämer Anke, Sjöström Mats, Hallman Mats, et al. · European journal of orthodontics · 2020

Included by

Effects of different orthodontic retainers on dental arch stability and periodontal health: a systematic review with pairwise meta-analysis and network meta-analysis.
Non-Cochrane · intervention · 2026 · cited as Kramer 2019 · Table 1; Ref 29

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

1 including review in total.