1 Sabin Vaccine Institute and Texas Children's Hospital Center for Vaccine Development, National School of Tropical Medicine, Baylor College of Medicine, Houston, Texas, United States of America; Department of Biology, Baylor University, Waco, Texas, United States of America; James A. Baker III Institute for Public Policy, Rice University, Houston, Texas, United States of America.
2 Sabin Vaccine Institute and Texas Children's Hospital Center for Vaccine Development, National School of Tropical Medicine, Baylor College of Medicine, Houston, Texas, United States of America; Department of Biology, Baylor University, Waco, Texas, United States of America.
3 Laboratorio de Parasitología, Centro de Investigaciones Regionales "Dr. Hideyo Noguchi", Universidad Autónoma de Yucatán, Mérida, Yucatán, Mexico; School of Public Health and Tropical Medicine, Tulane University, New Orleans, Louisiana, United States of America.
4 School of Public Health and Tropical Medicine, Tulane University, New Orleans, Louisiana, United States of America.