[1] Adigrat Univ, Coll Med & Hlth Sci, Dept Publ Hlth, Adigrat, Ethiopia
[2] Tigray Hlth Res Inst, Mekelle, Ethiopia
[3] Martin Luther Univ Halle Wittenberg, Global Hlth Working Grp, Halle Wittenberg, Germany
[4] Addis Ababa Univ, Coll Hlth Sci, Sch Publ Hlth, Addis Ababa, Ethiopia
[5] Wachemo Univ, Coll Med & Hlth Sci, Dept Publ Hlth, Hossana, Ethiopia
[6] Addis Ababa Univ, Radiotherapy Ctr, Sch Med, Addis Ababa, Ethiopia
[7] Amer Canc Soc, Surveillance & Hlth Equ Sci, Atlanta, GA USA