H5N1 is primarily an animal disease. However, given its expanding geographical scope and that H5N1 is endemic in some countries, our assessment is that the risk of pandemic is great. Timing is unpredictable and the severity is uncertain.  -   Margaret Chan     Quotes
H5N1 is primarily an animal disease. However, given its expanding geographical scope and that H5N1 is endemic in some countries, our assessment is that the risk of pandemic is great. Timing is unpredictable and the severity is uncertain. Margaret Chan
 Disease