Additional file 3: of A crowdsourced intervention to promote hepatitis B and C testing among men who have sex with men in China: study protocol for a nationwide online randomized controlled trial FitzpatrickThomas ZhouKali ChengYu ChanPo-Lin CuiFuqiang TangWeiming MollanKatie GuoWilson TuckerJoseph 2018 Pilot study results summary. (DOCX 109 kb)