Hooiveld, Mariette, Madelief Mollers, Stephanie van Rooden, Robert A. Verheij, and Susan Hahné. “Establishing a National Syndromic Surveillance System Among Asylum Seekers”. Online Journal of Public Health Informatics 9, no. 1 (May 2, 2017). Accessed March 28, 2024. https://ojphi.org/ojs/index.php/ojphi/article/view/7666.