High prevalence of zero-dose children in underserved and special setting populations in Ethiopia using a generalize estimating equation and concentration index analysis.

"Declarations Ethics approval and consent to participateThe protocol was ethically approved by the institutional review board of the Ethiopian Public Health Institute. Informed consent to participate was obtained from participants and parents/legal guardians of minor participants. Consent for publicationNA (Not Applicable). Competing interestsThe authors declare no competing interests. Author’s contributions: WA & DA: initiated the study concept further enriched by SG, GAB, FS, TW, LA, MZ, YL, and KB. To the rest of the tasks, like study design, data collection, oversight, data interpretation, and manuscript writing all authors contributed equally. All authors have read and approved the manuscript. Competing interests The authors declare no competing interests."

"Funding This work was supported, in whole or in part, by the Bill & Melinda Gates Foundation with grant number of [ NV 018567]."