Kassa, A., Loha, E., & Esaiyas, A. (2017). Prevalence of khat chewing and its effect on academic performance in Sidama zone, Southern Ethiopia. Afr Health Sci.
Citación estilo ChicagoKassa, Andargachew, Eskindir Loha, y Atkilt Esaiyas. "Prevalence of Khat Chewing and Its Effect On Academic Performance in Sidama Zone, Southern Ethiopia." Afr Health Sci 2017.
Cita MLAKassa, Andargachew, Eskindir Loha, y Atkilt Esaiyas. "Prevalence of Khat Chewing and Its Effect On Academic Performance in Sidama Zone, Southern Ethiopia." Afr Health Sci 2017.
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