Rangarira ndima iri pasi apa uye wopindura mubvunzo unotevera mumutauro mumwe chetewo: Passage: Nepo BP isingawanzoitiki pamberi pemakore makumi maviri, inoonekwa mu50% yevanhu vanopfuura makore makumi mana. Kufambira mberi kwechirwere cheEisenmenger kunoitika mu5 kusvika ku10% yevanhu mukupera kwechirwere. Mubvunzo: Munguva yechikamu chekupedzisira chekufambira mberi kwechirwere cheEisenmenger, vanhu vangani vanosvika panguva iyoyo?
5 kusvika ku10%