Bird Flu (Avian Influenza)
*Avian Influenza ... Influenza) Bird flu (avian influenza) is a serious illness that affects the lungs. Currently, this ... for food. Or it tends to occur in places where live birds are sold in markets. How does bird flu ... 89219;Avian Influenza;Bird Flu;avian influenza, risk factors;bird flu, risk factors;avian influenza ... , spread;bird flu, spread;avian influenza, symptoms;bird flu, symptoms;avian influenza, treatment;bird flu, treatment