About the Authors

Kesetebirhan Delele Yirdaw

Contributed equally to this work with: Kesetebirhan Delele Yirdaw, Alula M. Teklu

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Writing – original draft, Writing – review & editing

Kcgp2005@yahoo.com

Affiliation FHI360, Addis Ababa, Ethiopia

Alula M. Teklu

Contributed equally to this work with: Kesetebirhan Delele Yirdaw, Alula M. Teklu

Roles Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Writing – review & editing

Affiliation Monitoring Evaluation Research Quality Consultancy, Addis Ababa, Ethiopia

Admasu T. Mamuye

Roles Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Writing – review & editing

‡ These authors also contributed equally to this work.

Affiliation Addis Ababa University College of Health Sciences, Addis Ababa, Ethiopia

Solomon Zewdu

Roles Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Writing – review & editing

‡ These authors also contributed equally to this work.

Affiliation Bill and Melinda Gates Foundation, Addis Ababa, Ethiopia

Competing Interests

Alula M Teklu is employed by Monitoring Evaluation Research Quality Consultancy. There are no patents, products in development or marketed products to declare. This does not alter our adherence to all the PLOS ONE policies on sharing data and materials, as detailed online in the guide for authors.