Due to a production error, the following references were erroneously omitted from the web HTML version and XML file;
4. U.S. Department of State. 2023 Trafficking in Persons Report: United States. Office to Monitor and Combat Trafficking in Persons (2023).
17. CDC. Evaluation Brief: Gaining Consensus Among Stakeholders Through the Nominal Group Technique. Centers for Disease Control and Prevention (2006). Available online at: https://www.cdc.gov/healthyyouth/evaluation/pdf/brief7.txt
The publisher apologizes for this mistake. The original article has been updated.