Ceyhan, Mehmet Surveillance of pneumococcal diseases in Central and Eastern Europe. [electronic resource] - Human vaccines & immunotherapeutics 08 2016 - 2124-2134 p. digital Publication Type: Journal Article; Review ISSN: 2164-554X Standard No.: 10.1080/21645515.2016.1159363 doi Subjects--Topical Terms: Epidemiological MonitoringEurope--epidemiologyHealth PolicyHumansImmunization ProgramsPneumococcal Infections--epidemiologyPneumococcal Vaccines--administration & dosage