1,000
Participants
Start Date
August 1, 2022
Primary Completion Date
August 1, 2025
Study Completion Date
August 1, 2030
No intervention will be applied.
This is an observational study.
NOT_YET_RECRUITING
Beijing Friendship Hospital, Capital Medical University, Beijing
RECRUITING
Kailuan General Hospital, Tangshan
KaiLuan General Hospital
OTHER
Beijing Friendship Hospital
OTHER