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Chat (Catha edulis): a socio economic crop in Harar Region, Eastern Ethiopia. http://t.co/iDWmY6Fgje
Chat (Catha edulis): a socio economic crop in Harar Region, Eastern Ethiopia. http://t.co/iDWmY6Fgje
Chat causes #health problems & reduces work productivity. BTW it's a crop! http://t.co/XLH516FV5V @SpringerPlus http://t.co/98Ot3WvpqC
Chat causes #health problems & reduces work productivity. BTW it's a crop! http://t.co/XLH516FV5V @SpringerPlus http://t.co/98Ot3WvpqC