3 Noun 0 Verb 0 Adj. 0 Adv.
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ENsurveillance systemNoun
EN
A closed-circuit television system used to maintain close observation of a person or group
bn:00075429n Concept
EN
Close observation of a person or group (usually by the police)
surveillancevideo surveillance
bn:00075427n Concept
EN
Disease surveillance is an epidemiological practice by which the spread of disease is monitored in order to establish patterns of progression.
disease surveillance
bn:03283896n Concept