Maintenance: On Thursday, June 28 2018, 18:00-18:15, maintenance work on the ZORA servers is scheduled. ZORA will not be available during this period. Thank you for your patience.
Flores-Figueroa, J; Okhuysen, P C; von Sonnenburg, F; DuPont, H L; Libman, M D; Keystone, J S; Hale, D C; Burchard, G; Han, P V; Wilder-Smith, A; Freedman, D O (2011). Patterns of illness in travelers visiting Mexico and Central America: the GeoSentinel experience. Clinical Infectious Diseases, 53(6):523-531.