The content analysis is used to analyze the total 273 articles about children's science education research from 2000-2012 in CNKI (China National Knowledge Infrastructure). Analysis dimensions include quantity, content, author and research methods. Analysis results show that the number of children's science education literature has a trend of rising year by year. The study of children's science...

It has been proposed that in humans 4b-hydroxycholesterol is formed mainly by CYP3A-catalyzed metabolism of cholesterol and thus may serve as an endogenous marker for CYP3A activity. The cynomolgus monkey is widely used as one of the nonrodent preclinical safety species in pharmaceutical research. In the current study, the potential application of 4b-hydroxycholesterol as an endogenous biomarke...

introduction: the internal evaluation is a process to improve the quality of the education using the collection and judgment of data. considering some principles about educational measurement and data collection causes better recognizing of this process. in this study, we conducted the internal evaluation of department of health care management, school of allied medical sciences in tehran unive...

introduction: dissertations are important part of medical practitioner students training modules and may increase their knowledge and skills in the research methodology. this research was conducted to study ten research methodology indexes in medical student's dissertations in kermanshah university of medical sciences from 1988 to 2005. materials and methods: this is an analytical-descriptive s...

background: evaluating the research projects in qualitative and quantitative terms is necessary to clarify their advantages and disadvantages and to resolve the possible failures.   purpose: the study aims to assess the quality of the approved research projects. the objective is to determine whether the design of the research in the approved proposals is accurate in regard of different scientif...