title: Pneumococcal vaccine concerns: shape-shifters and beyond.
authors.forename: Nishith K
authors.initials: NK
authors.lastname: Singh
mesh_terms: D003906:Developing Countries; D000069443:Heptavalent Pneumococcal Conjugate Vaccine; D006801:Humans; D022401:Meningococcal Vaccines / Q000009:adverse effects* / Q000276:immunology*; D011008:Pneumococcal Infections / Q000453:epidemiology* / Q000276:immunology / Q000382:microbiology*; D022242:Pneumococcal Vaccines / Q000009:adverse effects* / Q000276:immunology*
chemical_list: D000069443:Heptavalent Pneumococcal Conjugate Vaccine; D022401:Meningococcal Vaccines; D022242:Pneumococcal Vaccines