Kentucky Outreach Service Kiosk (KyOSK) Study protocol: a community-level, controlled quasi-experimental, type 1 hybrid effectiveness study to assess implementation, effectiveness and cost-effectiveness of a community-tailored harm reduction kiosk on HIV, HCV and overdose risk in rural Appalachia

肯塔基州外展服务亭 (KyOSK) 研究方案：一项社区层面的、受控的准实验性 I 型混合效果研究，旨在评估在阿巴拉契亚农村地区实施的、针对社区定制的减害服务亭对 HIV、HCV 和药物过量风险的实施效果、有效性和成本效益。