A Study Assessing 13-valent Pneumococcal Conjugate Vaccine in Healthy Chinese Subjects

Inclusion Criteria: 1. Age at the time of enrollment is: * 18 through 55 years (before the fifty sixth birthday) for Group 1. * 3 through 5 years (before the sixth birthday) for Group 2. * 42 to 98 days for Group 3. 2. Healthy subject as determined by medical history, physical examination, and judgment of the investigator. Exclusion Criteria: * Previous vaccination with licensed or investigational pneumococcal vaccine. * Previous anaphylactic reaction to any vaccine or vaccine-related component. * Contraindication to vaccination with pneumococcal vaccine.