About the Authors

Alex Little

Affiliations Digital Campus, Winchester, United Kingdom, Department of Surgery, College of Health Sciences, University of Alcalá, Madrid, Spain

Araya Medhanyie

Affiliations Department of Surgery, College of Health Sciences, University of Alcalá, Madrid, Spain, Department of Public Health, Mekelle University, Mekelle, Ethiopia, CAPHRI. School for Public Health and Primary Care, Maastricht University, Maastricht, Netherlands

Henock Yebyo

Affiliation Department of Public Health, Mekelle University, Mekelle, Ethiopia

Mark Spigt

Affiliations Department of Public Health, Mekelle University, Mekelle, Ethiopia, CAPHRI. School for Public Health and Primary Care, Maastricht University, Maastricht, Netherlands

Geert-Jan Dinant

Affiliation CAPHRI. School for Public Health and Primary Care, Maastricht University, Maastricht, Netherlands

Roman Blanco

roman.blanco@uah.es

Affiliations Digital Campus, Winchester, United Kingdom, Department of Surgery, College of Health Sciences, University of Alcalá, Madrid, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AL AM MS GD RB. Performed the experiments: AL AM HY RB. Analyzed the data: AL AM MS RB. Contributed reagents/materials/analysis tools: AL AM HY MS GD RB. Wrote the manuscript: AL AM RB.