Application of Botulinum Toxin at the Yonsei Point for the Treatment of Gummy Smile
NCT04527744
·
clinicaltrials.gov ↗
NA
Phase
COMPLETED
Status
48
Enrollment
OTHER
Sponsor class
Conditions
Smiling
Botulinum Toxins, Type A
Interventions
PROCEDURE:
the injection of onabotulinumtoxinA at different point
Sponsor
Peking University