Control over access to topics will normally be managed by the publication engine based on access control lists on a topic hierarchy.
对主题访问的控制将通常由发布引擎基于主题层次结构中的访问控制列表进行管理。
2
So in our studies we have people in one group think about death and people in a control group think about an unpleasant topic not related to death (e.g., dental pain, uncertainty).
The document also provides simple tools for preparing a stakeholder engagement plan, and a list of suggested reading on the topic. ( Engaging Stakeholders for Retooling TB Control)