“In around 80 percent of cases (in Asia) so far there is obvious contact with sick birds. That means that there are few cases where we have no clear exposure history, either because the case came to knowledge late or information is incomplete or we really don't know.”
“What we know is that from one clear case in Thailand and probably in other cases there has been close family contact and this is why it could have gone from one person to another,”
“The problem with this country, as in many Asian countries is that a large portion of the chickens are raised by farmers in their backyard and even within the cities, people are raising chickens and this is very difficult to control.”
