Avian flu is commonly known as the bird flu and is caused by a form of the influenza virus. The virus is mostly passed from birds to other birds but transmission to humans does occasionally occur when people have close contact with infecte...英国华人论坛
Estimates have been made that something like 50 million deaths could be expected if this flu developed in to a strain that could be passed on by humansPandemic Flu, means an outbreak of a flu strain that has reached different countries that...英国华人论坛
The naturally occurring flu virus in the birds causes the Bird Flu in the avians. This disease is also termed as the Avian influenza. Usually the wild birds are the carriers of this deadly virus. Unbelievable but true, they themselves remain...英国华人论坛