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Have smartphones and ubiquitous internet access affected sedentary time among children and adolescents?

International Journal of Epidemiology Blog

However, few countries have similar physical activity surveillance systems, and even fewer have data from before the 2007 advent of smartphones. Most current physical activity surveillance systems are therefore unlikely to fully capture real changes in human movement behaviour across the lifespan.

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Preventing Foodborne Illness

Gideon

2. Development of Public Health Surveillance Systems A competent public health surveillance system should be implemented by the governmental and related organizations to identify impending outbreaks in order to facilitate effective policies and goals (6, 7). 2011 Sep; 8(9):961-73. Food Microbiol.