Rodrigues, Ana PaulaGonçalves, PauloGómez, VerónicaKislaya, IrinaNunes, Baltazar2018-02-232018-02-232017-06-16http://hdl.handle.net/10400.18/5057Objectives: The primary objective was to evaluate the feasibility of conducting a study of vaccine effectiveness (VE) against CAP caused by PCV13 serotypes attended in primary health care setting using an indirect cohort design. The secondary objective was to estimate the etiological fraction of Streptococcus pneumoniae CAP and CAP caused by PCV13 serotypes within all CAP attended in Portuguese primary health care.engPneumococal VaccineCommunity-Acquired PneumoniaVaccine EffectivenessElderlyPneumonia Adquirida na ComunidadeEfectividade Vacinal AntipneumocócicaDeterminantes de Saúdereport