- Received any vaccine in the 30-day period prior to receipt of study vaccine, or scheduled to receive any vaccination other than influenza vaccination and hyposensitization therapy in the 30-day period after receipt of any study vaccine. Hyposensitization therapy and influenza vaccination may be received up to two weeks before or two weeks after receiving the study vaccines. Subjects should not have received their 4th dose of Pneumococcal Conjugate (PCV) or Hib vaccine or their first dose of Measles-Mumps-Rubella-Varicella (MMRV) vaccine before enrollment.