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The purpose of this investigation was to examine the relation between some dental health behaviours and 2 measures of self-concept in adolescents. Data from a survey of 41142, 12-16-year-old children from 244 secondary schools throughout England were analysed to obtain information about their frequencies of toothbrushing, use of dental floss and dental(More)
Data from a survey of 7,770 14-15-year-old children from 131 secondary schools throughout England were analysed to obtain information about the times of day they brushed their teeth, their motivation for toothbrushing, and some 'lifestyle' variables. In the 19 per cent of respondents who reported brushing their teeth once per day, 75 per cent did so in the(More)
Since 2000, avionics is facing several challenges, mostly driven by technological leaps in the electronics industry and innovation requirements from aircraft manufacturers. First, technological improvements now generally flows from civilian to military applications, due to costs cuts in Defense. Second, technological changes in avionics are impacted by the(More)
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