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Life expectancy at age 65 years old is the average number of years that a person at that age can be expected to live, assuming that age-specific mortality levels remain constant. However, the actual age-specific death rate of any particular birth cohort cannot be known in advance. If rates are...
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were included about the respondents’ attitudes towards their exposure to harmful chemicals and the need for action by …
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When you think of someone who is an engineer, do you imagine a man or a woman wearing a hardhat? How about when you imagine a teacher standing in front of a class of schoolchildren? If you answer “a man” to the first question, and “a woman” to the second, there’s probably a reason. And...
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Countries vary in the way they use marks, but they all tend to reward the mastery of skills and attitudes that promote … better performance and attitudes than boys and socio-economically disadvantaged students. It seems that marks not only … measure students’ progress in school, they also indicate the skills, behaviours, habits and attitudes that are valued in …
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This Test Guideline is used in the assessment and evaluation of the toxic effects of organophosporus substances. Daily doses of the test substance are administered orally (preferably by gavage or administration of gelatin capsules) to domestic laying hens (aged 8 to 12 months) for 28 days. The...
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Ecosystem accounting is a relatively new and emerging field dealing with integrating complex biophysical data, tracking changes in ecosystems and linking those changes to economic and other human activity. Considering the increasing demand for statistics on ecosystems within analytical and...
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