105
Participants
Start Date
January 15, 2021
Primary Completion Date
February 1, 2025
Study Completion Date
August 1, 2026
Vitamin D
Vitamin D 50,000 IU once per week for 4 weeks, followed by 50,000 IU once every 2 weeks for 4 weeks
RECRUITING
Queen Mary Hospital, Hong Kong
The University of Hong Kong
OTHER