About the Authors

Joseph B. Koroma

JKoroma@fhi360.org

Affiliations National Neglected Tropical Diseases Control Programme, Ministry of Health and Sanitation, Freetown, Sierra Leone, African Programme for Onchocerciasis Control, Ouagadougou, Burkina Faso, Centre for Neglected Tropical Diseases, Liverpool School of Tropical Medicine, Liverpool, United Kingdom

Santigie Sesay

Affiliation National Neglected Tropical Diseases Control Programme, Ministry of Health and Sanitation, Freetown, Sierra Leone

Mustapha Sonnie

Affiliation Helen Keller International, Freetown, Sierra Leone

Mary H. Hodges

Affiliation Helen Keller International, Freetown, Sierra Leone

Foday Sahr

Affiliation College of Medicine and Allied Health Sciences, University of Sierra Leone, Freetown, Sierra Leone

Yaobi Zhang

Affiliation Helen Keller International, Regional Office for Africa, Dakar, Senegal

Moses J. Bockarie

Affiliation Centre for Neglected Tropical Diseases, Liverpool School of Tropical Medicine, Liverpool, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JBK SS MS MHH FS YZ MJB. Performed the experiments: JBK SS FS YZ. Analyzed the data: JBK MHH YZ. Wrote the paper: JBK MJB. Coordinated the study: JBK SS MS. Revised the paper: JBK SS MS MHH FS YZ MJB. Reviewed and approved the final manuscript: JBK SS MS MHH FS YZ MJB. Conducted quality control: FS.