PF-07872412

C4931007 - A PHASE 3, RANDOMIZED, DOUBLE-BLIND TRIAL TO EVALUATE THE SAFETY AND TOLERABILITY OF A MULTIVALENT PNEUMOCOCCAL CONJUGATE VACCINE IN HEALTHY INFANTS

C4931004 - A Phase 3, Randomized Double-Blind Trial to Evaluate the Safety, Tolerability, and Immunogenicity of a Catch-Up Vaccination Regimen of a Multivalent Pneumococcal Conjugate Vaccine in Healthy Children and Adolescents