41
Participants
Start Date
March 1, 2023
Primary Completion Date
June 15, 2023
Study Completion Date
June 15, 2023
RLRL
In addition to SVS with power for correcting distance refraction, RLRL will be performed twice per school day with an interval of at least 4 hours, each treatment last 3 minutes.
Shanghai Eye Disease Prevention and Treatment Center, Shanghai
Shanghai Eye Disease Prevention and Treatment Center
OTHER