text: <translate> Each researcher used and evaluated the app in their home country, and wrote a brief case study summarizing their findings. <amh>
  እያንዳንዱ ተመራማሪ መተግበሪያውን በትውልድ አገሩ ተጠቅሞ ገምግሞ ግኝቶቹን የሚያጠቃልል አጭር የጉዳይ ጥናት ጽል 