10
Participants
Start Date
October 7, 2015
Primary Completion Date
September 10, 2016
Study Completion Date
September 10, 2016
Ascorbic Acid 500 MG
ascorbic acid is vitamin that can cause gingival depigmentation
diode laser
diode laser is soft tissue laser case photothermolysis of melanoctes
Ain Shams University
OTHER