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The prevalence rates of periodontitis and dental caries in 30 Down's syndrome patients and 30 matched, otherwise retarded, controls were compared. The populations were older than those usually studied, with mean (+/- SE) ages of 27.4 (+/- 2.1) and 28.9 (+/- 2.3) for the Down's syndrome and control groups, respectively. Bone loss was found in 60.0% of sites(More)
A local culture denotes a commonly shared behaviour within a cluster of firms. Similar to social norms or conventions, it is an emergent feature resulting from the firms’ interaction in an economic network. To model these dynamics, we consider a distributed agent population, representing e.g. firms or individuals. Further, we build on a continuous opinion(More)
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