Zinszer, Kate, Kathryn Morrison, John S. Brownstein, Fatima Marinho, Santos F. Alexandre, and Elaine O. Nsoesie. “Zika Virus Speed and Direction: Reconstructing Zika Introduction in Brazil”. Online Journal of Public Health Informatics 9, no. 1 (May 2, 2017). Accessed January 29, 2022. https://ojphi.org/ojs/index.php/ojphi/article/view/7709.