Infectious disease surveillance: early warning systems and public health interventions in a Belgian and European perspective.
Van Loock
F
F
Institute for Hygiene and Epidemiology, Brussels, Belgium.
D001530:Belgium / Q000453:epidemiology; D003140:Communicable Disease Control; D003141:Communicable Diseases / Q000453:epidemiology*; D005060:Europe / Q000453:epidemiology; D006801:Humans; D011635:Public Health Administration; D018571:Sentinel Surveillance