Descripción del sitio
Patients Zhang, male, 43 years old, live in Xuanwu District, Nanjing. On April 20, the provincial expert group diagnosed cases of human infection of H7N9 avian influenza confirmed cases. Treatment in a hospital in Nanjing, in critical condition. After investigation, the close contacts of the cases of a total of 23 people, up to now no abnormality.