Affiliation: | 1Department of Internal Medicine, Infectious Diseases Division, Washington University School of Medicine, St. Louis, Missouri, United States of America;2Anti Filariasis Campaign, Sri Lanka Ministry of Health, Colombo, Sri Lanka;3Division of Biostatistics, Washington University School of Medicine, St. Louis, Missouri, United States of America;Institute of Medical Microbiology, Immunology and Parasitology, Germany |