Ivyo tuzi kuri uru rucanco Nk'uko biri mu bindi bice vy'isi, Ubushinwa buri mu rugamba rwo guhingura urucanco rwa Covid, bukaba bugeze ku ncanco zine ziri mu gice ca nyuma c'igeragezwa, hakaba harimwo na rumwe rwahinguwe n'ikompanyi ihingura incanco Sinovac Biotech.
