| 1. | Professor lee shiu - hung , chairman , department of community and family medicine , cuhk and co - investigator of the project , explained that public health surveillance is a very important component of understanding and controlling an epidemic 中大社区及家庭医学系系主任李绍鸿教授指出,公共卫生监察系统是控制及掌握流行病蔓延情况的重要手段。 |