evidencegaps
Primary study · included by 1 review

Volumetric soft tissue alterations in the early healing phase after peri- implant soft tissue contour augmentation with a porcine collagen matrix versus the autologous connective tissue graft: A controlled clinical trial.

Schmitt 2021 · Schmitt Christian M, Brückbauer Patrick, Schlegel Karl A, et al. · Journal of clinical periodontology · 2021

Included by

Comparative outcomes of xenogeneic collagen matrices and autogenous graft-based techniques to increase mucosal thickness and keratinised mucosa width at implant sites: are autologous grafts still the gold standard? A systematic review and meta-analysis of randomised clinical trials.
Non-Cochrane · intervention · 2026 · cited as Schmitt 2021 · Reference list, included RCTs [58-74]

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

1 including review in total.