1. Immunization against diseases of public health importance;WHO,2005
2. A short history of vaccination;Plotkin,2008
3. Vaccines for preventing influenza in healthy adults;Jefferson;Cochrane Database Syst Rev,2007
4. Hepatitis A vaccines;Fiore,2008
5. Protective efficacy, immunotherapeutic potential, and safety of hepatitis B vaccines;Zuckerman;J Med Virol,2006