1. Epidemic Intelligence Service, Centers for Disease Control and Prevention, Atlanta, Georgia, USA
2. Healthy Homes and Lead Poisoning Prevention Branch, Division of Emergency and Environmental Health Services, National Center for Environmental Health, Centers for Disease Control and Prevention, Atlanta, Georgia, USA
3. Agency of Toxic Substances and Disease Registry, Atlanta, Georgia, USA
4. National Center for Chronic Disease Prevention and Health Promotion, Centers for Disease Control and Prevention, Atlanta, Georgia, USA
5. Office of Public Health Preparedness and Response, Centers for Disease Control and Prevention, Atlanta, Georgia, USA
6. One Health Office, Division of High Consequence Pathogens and Pathology, National Center for Emerging and Zoonotic Infectious Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, USA
7. Nigeria Field Epidemiology and Laboratory Training Program, Abuja, Nigeria
8. Blood Lead and Inorganic Metals Laboratory, Ministry of Health, Gusau, Zamfara State, Nigeria
9. Zamfara State Rapid Response Team on Lead Poisoning Outbreak, Ministry of Health, Gusau, Zamfara State, Nigeria