نتایج جستجو برای: historical cohort study
تعداد نتایج: 4106209 فیلتر نتایج به سال:
BACKGROUND Lifespan psychological and life course sociological perspectives indicate that individual development is shaped by social and historical circumstances. Increases in fluid cognitive performance over the last century are well documented and researchers have begun examining historical trends in personality and subjective well-being in old age. Relatively less is known about secular chan...
The Mao-Kung Ting is one of the most precious artifacts in the National Palace Museum. Having five-hundred-character inscription cast inside, the Mao-Kung Ting is regarded as a very important historical document, dating back to 800 B.C.. Motivated by revealing the great nature of the artifact and interpreting it into a meaningful narrative, we have proposed an innovative Virtual Exhibition Syst...
background hiv and hcv infections are basic issues of many health systems. since hiv and hcv are transmitted similarly, it is common to become infected by them simultaneously. no consensus exists on the effect of hcv infection on the survival of hiv-infected patients. objectives this study aimed to investigate the issue in a relatively large cohort of patients who had a high prevalence of this ...
Practical Experience has shown that the agglomeration and successful rate of the entrepreneurial activity in the industrial clusters was much higher than non-industrial clusters, the aim of this paper is to contribute to a greater understanding of the process about how the industrial cluster promote the entrepreneurial activities functioning as the incubator of the entrepreneurs and enterprises...
BACKGROUND Prevention of postnatal growth restriction of very preterm infants still represents a challenge for neonatologists. As standard feeding regimens have proven to be inadequate. Improved feeding strategies are needed to promote growth. Aim of the present study was to evaluate whether a set of nutritional strategies could limit the postnatal growth restriction of a cohort of preterm infa...
BACKGROUND Duchenne muscular dystrophy (DMD) is a progressive muscle disease. No curative therapy is currently available, but in recent decades standards of care have improved. These improvements include the use of corticosteroids and mechanical ventilation. OBJECTIVE To present a detailed population based report of the DMD disease course in The Netherlands (1980-2006) and evaluate the effect...
welding is one of the key components of numerous manufacturing industries, which has potential physical and chemical health hazards. many components of welding fumes can potentially affect the lung function. this study investigates the effects of welding fumes on lung function and respiratory symptoms among welders of an automobile manufacturing plant in iran. this historical cohort study asses...
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