圖片大圖：
Li Zhanjun, host of the press conference
By Yang Jia
Jin Dapeng, Party Secretary of the Beijing Municipal Health Bureau
By Yang Jia
Liu Zejun, Director of the Beijing Patriotic Health Campaign Office answers questions.
By Yang Jia
Zhao Tao, Chief of Disease Prevention and Control Division under the Beijing Municipal Health Bureau
By Yang Jia
Chen Jing, Deputy Chief of Medical Services Division under the Beijing Municipal Health Bureau
By Yang Jia
Wang Yi, Chief of the Beijing Municipal Health Inspection Institute grants interviews.
By Yang Jia
Reporter from Associated Press asks questions.
By Yang Jia
Reporter from China Radio International raises questions.
By Yang Jia
