Cherechedza ndima iri pasi apa uye wozopindura mubvunzo unotevera mumutauro mumwe chete sezvinotaurwa mundima yacho: Passage: Munyika dzakawanda, kuderera kwekushandiswa kwemimwe mishonga yekudzivirira kwakateverwa nekuwedzera kwechirwere chechirwere uye kufa. Maererano neCenters for Disease Control and Prevention, kuenderera mberi kwepamusoro kwehuwandu hwehutachiwana kunodiwa kudzivirira kudzokazve kwezvirwere izvo zvakapotsa zvaparadzwa. Pertussis inoramba iri dambudziko rakakura rehutano munyika dzichiri kusimukira, uko kubayiwa nhomba kwakawanda kusingaitwe; World Health Organization inofungidzira kuti yakakonzera kufa kwevanhu 294,000 muna 2002. Mubvunzo: Vanhu vangani vakafa nepertussis muna 2002?
294 000