About the Authors

Gezahegne Mamo

gezahegnemamo@yahoo.com

Affiliations Faculty of Veterinary Medicine, Addis Ababa University, Debre Zeit, Ethiopia, Department of General Practice and Community Medicine, Faculty of Medicine, Institute of Health and Society, University of Oslo, Oslo, Norway

Gizachew Bayleyegn

Affiliation Faculty of Veterinary Medicine, Addis Ababa University, Debre Zeit, Ethiopia

Tesfaye Sisay Tessema

Affiliation Faculty of Veterinary Medicine, Addis Ababa University, Debre Zeit, Ethiopia

Mengistu Legesse

Affiliations Aklilu Lemma Institute of Pathobiology, Addis Ababa University, Addis Ababa, Ethiopia, Department of General Practice and Community Medicine, Faculty of Medicine, Institute of Health and Society, University of Oslo, Oslo, Norway

Girmay Medhin

Affiliation Aklilu Lemma Institute of Pathobiology, Addis Ababa University, Addis Ababa, Ethiopia

Gunnar Bjune

Affiliation Department of General Practice and Community Medicine, Faculty of Medicine, Institute of Health and Society, University of Oslo, Oslo, Norway

Fekadu Abebe

Affiliation Department of General Practice and Community Medicine, Faculty of Medicine, Institute of Health and Society, University of Oslo, Oslo, Norway

Gobena Ameni

Affiliation Aklilu Lemma Institute of Pathobiology, Addis Ababa University, Addis Ababa, Ethiopia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: G. Mamo G. Bayleyegn GA. Performed the experiments: G. Mamo G. Bayleyegn GA. Analyzed the data: G. Mamo G. Bayleyegn GA G. Medhin. Contributed reagents/materials/analysis tools: G. Mamo GA ML FA. Wrote the paper: G. Mamo G. Bayleyegn. Revised the final version of the paper for publication: G. Mamo G. Bayleyegn TST FA GA ML G. Medhin G. Bjune.