 Inkuru zivuga ko zimwe mu ncanco zanyarutse kuboneka zokora ku bice 90 - bisigura ko abantu 9 kuri 10 bahawe izo ncanco bashobora kutandura Covid- 19 - vyatumye bamwe bizera ko bagiye gusubira kwegerana, banajugunyire kure udupfukamunwa. 