11. Vaccine (FDA approved; e.g. influenza, pneumovax, etc) administration within 30 days of immunization with the study vaccine. NOTE: Medically indicated subunit or killed vaccines (e.g., Hepatitis A or Hepatitis B) should be given prior to trial initiation or after completion of the study immunizations. If patient requires immunization, injections should be given more than 2 weeks prior or 2 weeks after study immunization