A Prospective, Multicenter, Blind, Randomized Controlled, Optimal Clinical Trial to Evaluate the Safety and Efficacy of Medical Collagen Fillers for Facial Dermal Tissue Filling to Correct Frontal Wrinkles (crow's Feet)
Conditions
- Intentional Correction of Forehead Wrinkles (crow's Feet)
Interventions
- PROCEDURE: Crow's feet injection filling
- PROCEDURE: Humanized collagen filling crow's feet
Sponsor
Fiman (Changchun) Pharmaceutical Biotechnology Company Limited
Collaborators