40249_2019_581_MOESM4_ESM.pptx (311.5 kB)
Additional file 4: of Pay-it-forward gonorrhea and chlamydia testing among men who have sex with men in China: a study protocol for a three-arm cluster randomized controlled trial
presentation
posted on 2019-08-20, 12:00 authored by Tiange Zhang, Fan Yang, Weiming Tang, Marcus Alexander, Laura Forastiere, Navin Kumar, Katherine Li, Fei Zou, Ligang Yang, Guodong Mi, Yehua Wang, Wenting Huang, Amy Lee, Weizan Zhu, Peter Vickerman, Dan Wu, Bin Yang, Nicholas Christakis, Joseph TuckerIntroduction to Pay-It-Forward pamphlet (English version). This is the English version of the pamphlet used by study organizers to introduce pay-it-forward to eligible men. (PPTX 311 kb)