261
Participants
Start Date
January 31, 2015
Primary Completion Date
May 31, 2021
Study Completion Date
May 31, 2021
LARS questionnaire
Eligible participants were issued with LARS questionnaire (Chinese version) by E-mail, message, phone or face to face interview.
the Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou
Third Affiliated Hospital, Sun Yat-Sen University
OTHER