About the Authors

Destaalem Gebremedhin

destaalem1@gmail.com

Affiliation Dr. Tewelde Legesse Health Sciences College, Mekelle, Ethiopia

Haftu Berhe

Contributed equally to this work with: Haftu Berhe, Kahsu Gebrekirstos

Affiliation Mekelle University, College of Health Sciences, Mekelle, Ethiopia

Kahsu Gebrekirstos

Contributed equally to this work with: Haftu Berhe, Kahsu Gebrekirstos

Affiliation Mekelle University, College of Health Sciences, Mekelle, Ethiopia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DG HB. Performed the experiments: DG HB KG. Analyzed the data: DG. Contributed reagents/materials/analysis tools: DG HB KG. Wrote the paper: DG KG.