title: Progress in introduction of pneumococcal conjugate vaccine worldwide, 2000–2012.
mesh_terms: D002675:Child, Preschool; D003906:Developing Countries; D014943:Global Health; D006801:Humans; D017589:Immunization Programs / Q000458:organization & administration; D007115:Immunization Schedule; D007223:Infant; D032541:Mass Vaccination / Q000458:organization & administration; D011008:Pneumococcal Infections / Q000453:epidemiology / Q000517:prevention & control*; D022242:Pneumococcal Vaccines / Q000627:therapeutic use*; D011203:Poverty; D018074:Vaccines, Conjugate / Q000627:therapeutic use; D014944:World Health Organization
chemical_list: D022242:Pneumococcal Vaccines; D018074:Vaccines, Conjugate