Abstract
Infectious diseases often spread among the members of a family. Many such diseases spread mainly to susceptible children and only to a lesser degree to older family members who have been exposed to the organism. With influenza, however, the concept that the spread of infection starts with school-age children in the family has been supported by a number of studies.1 The introduction of neuraminidase inhibitors into clinical practice has led to new options for the prevention of influenza. As a group, the neuraminidase inhibitors are well tolerated and are active against both influenza A and B viral strains, and resistance . . .