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Findings are presented from a survey of a sample of 2641 UK school students aged 15--16 years. This exercise was part of the 30 country European School Survey Project on Alcohol and other Drugs (ESPAD). The 201 students who reported using cannabis (marihuana) 40 times or more were examined using cluster analysis. They were also compared to other students.(More)
The fates of cranial neural crest cells are unique compared to trunk neural crest. Cranial neural crest cells form bone and cartilage and ultimately these cells make up the entire facial skeleton. Previous studies had established that exogenous retinoic acid has effects on neurogenic derivatives of cranial neural crest cells and on segmentation of the(More)
BACKGROUND This research investigated the representation of alcohol in radio output. The study was prompted by concerns that media output might be part of a developing culture of excessive drinking among young people. METHODS Alcohol comments were examined across six radio stations in England. 1200 h of weekend output was screened and the sampling frame(More)
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