System usability scale scores.
RECRUITMENT
(DOCX)Click here for additional data file.(DOCX)Click here for additional data file.(PDF)Click here for additional data file.We thank all the participants for sharing their experience and their time. We would also acknowledge the help from following individuals and organizations: Honglin Liu and Danyang Luo for their support and constructive feedback along the study process; the Guangzhou Zhitong (智同) LGBT Center and the Shenzhen Aitongxing (爱同行) LGBT Center for their assistance in study advertising and participants recruitment; Cheryl Hendrickson (University of North Carolina at Chapel Hill) and Dandan Gong (Guangzhou Eighth People’s Hospital) for their assistance in study registration and IRB application.