نتایج جستجو برای: ingestion dose and risk assessment

تعداد نتایج: 17100636  

Journal: :Environmental Health Perspectives 1987

This report is an assessment of all available literature that pertains to the potential risk of cancer associated with ingestion of asbestos. It was compiled by a working group to assist policy makers in the Department of Health and Human Services determine if adequate information was available for a definitive risk assessment on this potential problem and evaluate if the weight of evidence was...

Journal: :Nuclear Technology & Radiation Protection 2023

Measurements of 238U, 232Th, and 40K activity concentrations in some commonly used medicinal plant parts have been performed for radiation hazard assessment as baseline data health risk monitoring South Africa other countries. The mean was found to be 43.3 Bqkg-1, 33.7 180 Bqkg-1 Sclerocarya birrea; 85.0 75.3 316.7 Cymbopogon citratus; 47.3 37.0 773.3 Neorautanenia ficifolia; 25.7 30.0 510 Kige...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد مرودشت - دانشکده علوم تربیتی و روانشناسی 1393

abstract given the importance of the text’s formal aspects, in addition to its content, poetry presents special challenges to translators. poetry has its own distinctive features that cannot be rendered into another language easily. the translation of poetry into poetry entails preserving the rhyme, figurative language and the general tone of the original. the present study was an attempt to i...

Background and Objective: Formaldehyde is a hazardous compound that used as a chemical preservative and disinfectant in medical laboratories and hospitals. The aim of this study was to risk assessment of occupational exposure to formaldehyde in different educational hospitals of Baqiyatallah University of Medical Sciences in Tehran. Materials and Methods:  This descriptive cross-sectional st...

Journal: : 2022

Background: The accident at the Fukushima Daiichi nuclear power plant increased level of anxiety related to radioactive contamination various foods sourced in Japan. Particularly, after accident, detection artificial radionuclides locally produced raised food safety concerns. In this study, radioactivity concentrations and annual ingestions <sup>40</sup>K <sup>137</sup>C...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه الزهراء - دانشکده علوم اجتماعی و اقتصادی 1390

بررسی تطبیقی بازده حاصل از کاربرد تحلیل های تکنیکال و روش خرید و نگهداری در بورس اوراق بهادار تهران چکیده در این پژوهش بازدهی حاصل از روش های تجزیه و تحلیل تکنیکی و روش خرید و نگهداری در فرض قابل پیش بینی بودن قیمت ها و عدم وجود شکل ضعیف فرضیه بازار کارا که توسط فاما در سال 791 مطرح گردیده است ، فعالیت میکند . در این مطالعه چهار روش از پر کاربردترین و معتبر ترین روش های تحلیل تکنیکی مورد بر...

Journal: :Journal of environmental monitoring : JEM 2011
A Ordóñez R Alvarez S Charlesworth E De Miguel J Loredo

Analytical results of soil samples taken in three different mercury mining sites in Northern Spain are studied to assess the potential adverse health effects of the exposure to trace elements associated with the mining process. Doses contacted through ingestion and inhalation and the dose absorbed through the skin were calculated using USEPA's exposure parameters and the US Department of Energy...

ژورنال: سلامت و محیط زیست 2017

Background and Objective: Polycyclic aromatic hydrocarbons (PAHs) constitute a large class of organic compounds that are composed of two or more fused aromatic rings. Due to their potential mutagenic, carcinogenic and teratogenic effects on human health, PAHs have attracted particular concern. Therefore, in this study it was attempted to measure the PAHs concentration in the study area to evalu...

Gholamali Dorooshi , Saeed Afzali , Seyed Kazem Taheri ,

Background: Tramadol is an analgesic drug being abused today a lot. Excessive ingestion will lead to hazardous complications such as convulsion and occasionally respiratory apnea. The aim of this study based on frequency respiratory apnea in patients with acute tramadol poisoning hospitalized in Farshchian Hospital of Hamadan, Iran from Jan 2014 to Dec 2015. Methods: All patients with tramadol...

2016
Ian von Lindern Susan Spalinger Marc L. Stifelman Lindsay Wichers Stanek Casey Bartrem

BACKGROUND Soil/dust ingestion rates are important variables in assessing children's health risks in contaminated environments. Current estimates are based largely on soil tracer methodology, which is limited by analytical uncertainty, small sample size, and short study duration. OBJECTIVES The objective was to estimate site-specific soil/dust ingestion rates through reevaluation of the lead ...

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