Avian flu could strike Asian poultry markets outside China

Particularly in cities near water, H7N9 influenza could take hold, researchers predict

BIG RISKS  H7N9 influenza has a higher chance of spreading to humans in urban areas close to water. Yellow indicates the lowest predicted risk of infection and purple the highest. Taller spikes indicate higher risk. 

M. Gilbert et al., Nature Communications 2014

If it spreads beyond China’s borders, the H7N9 avian influenza virus could take hold in Vietnam’s Mekong and Red River deltas, the Bengal region of India and in parts of the Philippines and Indonesia, a new study predicts.