ሳይንስየኢትዮጵያ የህክምና ትምህርት ባለውለታTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoሳይንስTesfalem Waldyes Erago16 ጥር 2010ረቡዕ፣ ጥር 16 2010https://p.dw.com/p/2rSpaማስታወቂያ