184,855
Participants
Start Date
June 1, 2000
Primary Completion Date
December 31, 2020
Study Completion Date
December 31, 2020
Guangdong Provincial People's Hospital, Guangzhou
First Affiliated Hospital of Fujian Medical University
OTHER
Maoming Hospital Affiliated to Southern Medical University
UNKNOWN
Shenzhen People's Hospital
OTHER
Yangjiang People's Hospital
OTHER
Guangdong Provincial People's Hospital
OTHER