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Vaxcyte Completes Enrollment of OPUS-1 and OPUS-2 Phase 3 Trials Evaluating VAX-31 for the Prevention of Invasive Pneumococcal Disease and Pneumonia in Adults

OPUS-1 Phase 3 Study Designed to Establish a New Standard for Adult Pneumococcal Conjugate Vaccines (PCVs) Through Head-to-Head Safety, Tolerability and Immunogenicity Comparisons of VAX-31 with Capvaxive® (PCV21)