About the Authors

Myrtle Perera

Affiliation Marga Institute, Colombo, Sri Lanka

Margaret Whitehead

mmw@liverpool.ac.uk

Affiliation Division of Public Health, University of Liverpool, Liverpool, United Kingdom

David Molyneux

Affiliation Lymphatic Filariasis Support Centre, Liverpool School of Tropical Medicine, Pembroke Place, Liverpool, United Kingdom

Mirani Weerasooriya

Affiliation Filariasis Research, Training and Service Unit, Department of Parasitology, Faculty of Medicine, University of Ruhuna, Galle, Sri Lanka

Godfrey Gunatilleke

Affiliation Marga Institute, Colombo, Sri Lanka

Competing Interests

Perera, Whitehead, Weerasooriya, and Gunatilleke declare that they have no conflict of interest. Molyneux is supported by the UK Department for International Development and GlaxoSmithKline.

Author Contributions

Conceived and designed the experiments: D. Molyneux M. Whitehead M. Perera. Performed the experiments: M. Perera. Analyzed the data: D. Molyneux M. Whitehead M. Perera G. Gunatilleke. Contributed reagents/materials/analysis tools: M. Weerasooriya. Wrote the paper: D. Molyneux M. Whitehead M. Perera M. Weerasooriya G. Gunatilleke.