Direct and Indirect Benefits of Influenza Vaccination in Schools and Households
Conditions
- Influenza Virus Infection
- Influenza-like Illness
- Acute Respiratory Infection
Interventions
- BIOLOGICAL: Trivalent live attenuated seasonal influenza vaccine
- BIOLOGICAL: Monovalent live attenuated pandemic influenza vaccine
- BIOLOGICAL: Saline
Sponsor
The University of Hong Kong