Peter J Hotez, Ashish Damania * E-mail: hotez@bcm.edu Affiliations Sabin Vaccine Institute and Texas Children's Hospital Center for Vaccine Development, National School of Tropical Medicine at Baylor College of Medicine, Houston, Texas, USA, Department of Biology, Baylor University, Waco, Texas, USA, Center for Health and Biosciences, James A Baker III Institute for Public Policy, Rice University, Houston, Texas, USA ORCID http://orcid.org/0000-0001-8770-1042 Ashish Damania Contributed equally to this work with: The GBD 2013 largely confirms the conclusions of the WHO and other data analyzed previously. ...the G20 nations and Nigeria together account for 51% of the global DALYs due to NTDs and helminth infections and most of the DALYs resulting from Chagas disease, dengue, and leprosy (Figs 1 and 2).