About the Authors

Sibylle Gerstl

sgerstl@aol.com

Affiliation Epicentre, Paris, France

Gédeon Kiwila

Affiliation Médecins sans Frontières-France, Paris, France

Mehul Dhorda

Affiliations Epicentre, Paris, France, Médecins sans Frontières-France, Paris, France

Sylvaine Lonlas

Affiliation Médecins sans Frontières-France, Paris, France

Mark Myatt

Affiliation Division of Epidemiology, Institute of Ophthalmology, University College London, London, United Kingdom

Benoît Kebela Ilunga

Affiliation Ministry of Health, Kinshasa, Democratic Republic of the Congo

Denis Lemasson

Affiliation Médecins sans Frontières-France, Paris, France

Elisabeth Szumilin

Affiliation Médecins sans Frontières-France, Paris, France

Philippe J. Guerin

Affiliation Epicentre, Paris, France

Laurent Ferradini

Affiliation Epicentre, Paris, France

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SG MM LF. Performed the experiments: SG GK SL BKI LF. Analyzed the data: SG LF. Contributed reagents/materials/analysis tools: MD. Wrote the paper: SG LF. Contributed substantially in the interpretation of the data. Specifically involved in the study design, the methods used, and in the manuscript revision: MM. Contributed substantially in the interpretation of the data: DL ES. Critical revision of the paper: PJG.