Estimating the Prevalence of Human Trafficking: Progress Made and Future Directions Language(s):English Resource Type(s):Article Journal Title: American Journal of Public Health (AJPH) Journal Volume: 109 Journal Number: 10 Publisher/Producer: Washington, DC: American Journal of Public Health Publication Date: 2019 Pages: 1318–1319 Author(s):Julianna M. NemethCynthia Fraga Rizo Availability:https://ajph.aphapublications.org/doi/10.2105/AJPH.2019.305258