New and emerging priorities for global healthQuality of expanded program for immunization (EPI) and its determinants in seven selected zones of Ethiopia: A cross-sectional studyAuthorsG. TirunehA. KarimB. YihunW. BetemariamK. DestaYear: 2016Volume: 82 Issue: 3Page/Article: 564DOI: 10.1016/j.aogh.2016.04.515Published on Aug 20, 2016Peer ReviewedCC BY 4.0