title: PCV13 impact evaluations: the obvious and the unpredicted.
authors.forename: Katherine L
authors.initials: KL
authors.lastname: O'Brien
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D011008:Pneumococcal Infections / Q000517:prevention & control*; D022242:Pneumococcal Vaccines / Q000009:adverse effects* / Q000276:immunology*
chemical_list: C538862:13-valent pneumococcal vaccine; D022242:Pneumococcal Vaccines