Medical workers stage an exercise to prevent human infections of the H7N9 virus in Hefei, Anhui. Photo: Xinhua

Nanjing orders livestock cull to stem spread of H7N9 virus

Residents of Nanjing, Jiangsu province, are now banned from raising livestock as health authorities yesterday confirmed that five more people have contracted the deadly H7N9 bird flu virus in the Yangtze River Delta.