Clinical characteristics and pertussis costs in cases reported to epidemiological services and cases detected in household contacts in Catalonia (Spain)
作者单位：Sant Joan de Deu Hosp, Inst Salud Carlos III, Barcelona, Spain[1]Publ Hlth Agcy Catalonia, Dept Hlth Catalonia, Roc Boronat 83-95, Barcelona 08005, Spain[2]
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