26 Ukw'icenda 2016 Ahavuye isanamu, Science Photo Library Insiguro y'isanamu, Ibice 50% vy'ivyo umuntu asohoka biba bigizwe n'utunyabuzima uva mu nda Abashakashatsi bari basanzwe bazi ko abantu badafise ubwoko butandukanye bw'izo 'bacteries' mu mubiri, bashobora kugira ikibazo c'ubuvyibuhe burenze urugero.
