See page 700 for answers

Coordinator: M Davey

Theme: Viral illnesses

Question 1

Which of the following statements are true with respect to influenza?

1. Attack rates as high as 50% may be seen during major epidemics.

2. Antigenic shift is a significant contributor to influenza pandemics, antigenic drift plays a role in more localised epidemics.

3. Measures proved likely to reduce the spread of viral respiratory disease …