نتایج جستجو برای: human health risk
تعداد نتایج: 3201555 فیلتر نتایج به سال:
conclusions cardiovascular and respiratory problems mortality, as well as referrals to hospitals due to such diseases, was increased since 2010 till 2012. in 2013, however, the death toll was less than what had been in 2012, in spite of more concentration. the reason is that ahvaz had 160 days with concentration more than 400 μg/m3 in 2013 whereas this was 198 days in 2012. also, every 10 μg.m-...
Background and aims: A human health risk assessment is the process to estimate the nature and probability of adverse health effects in humans who may be exposed to chemicals in contaminated workplaces, now or in the future. The objective of this study is to compare risk assessment of carcinogen hydrocarbons of Environmental Protection Agency (EPA) method with the method of Department of...
it is definitely necessary to understand the concept and behavior of causation of life insurance policies and its determinants for insurance managers, regulators, and customers. for insurance managers, the profitability and liquidity of insurers can be increasingly influenced by the number of causation through costs, adverse selection, and cash surrender values. therefore, causation is a materi...
background : toxoplasma gondii is a worldwide obligate intercellular parasite. felids are its definitive host and warm-blooded animals including humans are its intermediate host. the aim of this seroepidemiological study was to investigate the frequency of human infection using elisa method and related risk factors in tabriz city, northwestern iran. methods : in this cross sectional study, 171 ...
conclusions based on previous studies, it can be concluded that religious and behavioral aspects can be used as a factor in the improvement of human mental health. background religion and health are two very important aspects of human societies. in recent years, psychologists have viewed religion as an extraordinary force which gives spiritual power to humans and protects them against difficult...
health sector can be directed to a great deal of improvements by formulation of proper policies. however, policy making in human resources, the most important resource, was not regarded as much necessary as the health sector. therefore, this study aimed to compare core stages of policy making in human resources for the health sector (hrh). such a research can be considered as an important step ...
prayer (nam&aposaz; in persian and/or sal&aposat; in arabic), the spite of its beatific influence, consist of deep concept and mysteries. it has an irrefutable role as the firm line which attaches the human entity to the superfine heaven. in the islam, prayer is the first act that has been necessitated and also a canonical duty for human which should be surely discharged by him until the last t...
background: the environmental degradation products of pesticides may enter drinking water and result in serious health problems. objective: to evaluate the occurrence of insecticides in drinking surface and ground water in dakahlyia governorate, northern egypt in 2011. methods: we studied blood samples collected from 36 consecutive patients diagnosed with pesticides poisoning and 36 tap drinkin...
Background and Aim: Heavy metals in the surface soils of cities caused by various sources (such as traffic, industrial emissions, erosion from buildings, etc.) can be accumulated through inhalation; ingestion and dermal contact in the human body and endanger human health. The purpose of this study is to evaluate the potential of ecological risk and human health risks of some heavy metals in roa...
Background & objectives: Because of human exposure to various environmental risk factors during the lifetime, the actual exposure estimation has been considered as one of the most important challenges for researchers and decision makers. Considering the contribution of environmental risk factors in the burden of diseases, this study aimed to provide new approaches in exposure assessment filed b...
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