Isesengura rya CNN ryerekana ko kwipimisha antigen ya Covid-19 bitashyizwe mu manza zimwe na zimwe

(CNN) Umubare rusange w’abantu banduye Covid-19 muri leta zimwe na zimwe nturashyiramo ibisubizo by’ibizamini bya antigen-nta nubwo byasabwe n’ikigo cyo muri Amerika gishinzwe kurwanya no gukumira indwara.