When we have a child infected we are giving the virus more chance to adapt to human beings, and giving it this chance could help create conditions for the emergence of a new virus.
It was the same in Asia. It mainly occurred in family clusters of small size, and mainly in children.
The two brothers are a very interesting finding that may for the first time give us a chance to monitor the human response to the disease.
I have to say that the (Turkish) minister of health is completely open to these issues of opportunity . . . to learn more about H5N1 in humans.