Health officials are worried about what might happen if people are infected with bird flu and seasonal flu at the same time. It’s possible the viruses could swap gene segments, in a process that scientists call reassortment.
Health officials are worried about what might happen if people are infected with bird flu and seasonal flu at the same time. It’s possible the viruses could swap gene segments, in a process that scientists call reassortment.
Think of it more as a national security issue.