PCV20 (20-valent pneumococcal conjugate vaccine)(1) IL-12(1) PCV13 (13-valent pneumococcal conjugate vaccine)(1) Inflammatory bowel disease(1) PPSV23 (23-valent pneumococcal polysaccharide vaccine)(1) IL-23(1) PCV15 (15-valent pneumococcal conjugate vaccine)(1) monoclonal antibody(1) pneumococcal vaccination(1) Vaccines(1)