1 Department of Surgery, Baylor College of Medicine, Houston, Texas, United States of America.
2 Texas Children's Hospital Center for Vaccine Development, Houston, Texas, United States of America.
3 National School of Tropical Medicine, Baylor College of Medicine, Houston, Texas, United States of America.
4 Department of Pediatrics, Baylor College of Medicine, Houston, Texas, United States of America.
5 Department of Molecular Virology and Microbiology, Baylor College of Medicine, Houston, Texas, United States of America.
6 Department of Biology, Baylor University, Waco, Texas, United States America.
7 James A. Baker III Institute of Public Policy, Rice University, Houston, Texas, United States America.
8 Scowcroft Institute of International Affairs, Bush School of Government and Public Policy, Texas A&M University, College Station, Texas, United States of America.