ሳይንስበዴንጊ የተጠቁ በሽተኞች በመተማ እና ሁመራ ተገኝተዋል To play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoሳይንስTesfalem Waldyes Erago23 መስከረም 2011ረቡዕ፣ መስከረም 23 2011https://p.dw.com/p/35vhaማስታወቂያ