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 አፑን በአገራቸው ተጠቅመው ገምግመዋል እና ውጤታቸውን በማጠቃለል አጭር የጉዳይ ጥናት ጽፈዋል 