نتایج جستجو برای: occupational dose
تعداد نتایج: 366133 فیلتر نتایج به سال:
BACKGROUND Occupational and leisure-time physical activity are considered to provide similar health benefits. The authors tested this hypothesis. METHODS A representative sample of Danish employees (n=7144, 52% females) reported levels of occupational and leisure-time physical activity in 2005. Long-term sickness absence (LTSA) spells of ≥3 consecutive weeks were retrieved from a social-trans...
With reference to the technical standards of radiation monitoring professionals in “National Post and Occupational Skills Appraisal Evaluation System”, idea simulation system development integration is adopted build a warehouse environment personal experiment for principle teaching installation operations. Through establishment experiments such as environmental dose measurement, surface polluti...
It has been suggested that prolonged exposure to ionizing radiation may induce immune alteration which may facilitate the development of cancer. However, over the past decades some scientists have reported that low-dose of ionizing radiation is not only a harmless agent but often is benefical. The aim of this study was to evaluate the effects of occupational exposure to low levels of io...
background: the aim of the study was to estimate the radiation dose during emergency exposure to patients treated with iodine-131 during the isolation period. materials and methods: the dose rate from a sample of 192 patients administrated by three different radioactivity of 131i (3.7, 5.55 and 7.4 gbq) was measured, at 1 meter after 1, 24 and 48 hours post dose administration, at three differ...
The growing use of ionizing radiation in various sectors of industry, medicine, agriculture and research has increased the risk of radiation exposure of staff and people. Ionizing radiation as a strong clastogen can cause different types of DNA damages and chromosomal aberrations. Biological dosimetry, based on the cytogenetic analysis of peripheral blood lymphocytes has a wide application in d...
OBJECTIVES A Workers' Health Surveillance (WHS) program is an occupational health strategy used to detect and address the health of individual workers to improve their ability to work. This study aims to investigate the feasibility and acceptability of a new job-specific WHS for hospital physicians. MATERIAL AND METHODS All hospital physicians of the general surgery, radiotherapy and obstetri...
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