... Atsbi-Wenberta, Saesie-Tsaedaemba, Enderta,Tahtay-Koraro, Laelay-Maichew, Raya-Azebo, Adwa,Offla, Asgede-Tsimbla, Setit-Humera , Kafta-Humera,Korem, Adigrat, Ahferom, and Axum districts (Figure ... collection of data, analysis and interpretation of results and writing of the manuscript and as corresponding author. FEcontributed to interpretation of the data and writing of the manuscript. AAhas ... evaluation asinformation on their treatment outcome was unavailable.Statistical analysisWe used STATA Version 10.0 for windo ws program(STATA Corp, College Station, Texas, USA) for dataanalysis....