Dr Mike Catton, ukora mu kigo cyiga ku ndwara zandura no k'ubwirinzi bw'umubiri cyitwa Peter Doherty Institute for Infection and Immunity, yagize ati: "Hashize imyaka myinshi, myinshi cyane twarateganyije ko hashobora kuvuka ikibazo nk'iki, ni yo mpamvu rero twashoboye kugera ku gisubizo [gukora iyo virusi] byihuse cyane".
