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- on average, one in ten adults and one in three children catch influenza
each year?
- in North America, Europe and Japan alone,
100 million
people come down with influenza each year?
- each year,
influenza causes
a 30–50% increase in primary care consultations?
- during
epidemics,
the rate of hospital admissions may increase by 100–170%?
- in
Switzerland,
400 people die from influenza each year?
- 30 million
people, including
25,000 in Switzerland, died in the 1918–1919 worldwide influenza pandemic?
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