نتایج جستجو برای: human health risk
تعداد نتایج: 3201555 فیلتر نتایج به سال:
Background & Aims of the Study: The last 25 years have seen a remarkable increase in public concern about food contamination. Food and water are the main sources of our essential metals.These are also the media through which we are exposed to various toxic metalsAs such, this study aimed to assess the risks arising from the use of greenhouse vegetables, cucumbers, tomatoes and peppers in Ha...
Background: Bisphenol A (BPA) is one of the hazardous materials causing disruption of endocrine pathways. Due to water contamination by this component from multiple sources and the associated health problems, BPA has been the focus of multiple studies. It has been proved that BPA may cause harm because of its impact on estrogenic receptors in human and other organisms. Methods: In this study, ...
Background & Objectives: Human environment is surrounded bychemicals that could directly or indirectly endanger human health. Some statistics of WHO is indicative of the fact that four million people are employed in the chemical industry throughout the world and one million people die or become disabled annually due to contact with chemicals. Moreover, 1-4 Millions chemical toxicity occur annua...
background and objectives: health human resources is the major asset of the health system. the status of human resources in upstream and regulatory health organizations can exert high impact on the effectiveness of health policies and the performance of health system. this study, hence, was designed to explore the possible area of human resource damage to the employees of the iranian ministry o...
abo blood type antigens are polymorphic, inherited structures presented on the surface of red blood cells. although abo blood group antigens is the most important antigens in transfusion medicine, its main role is not clearly clarified. correlation between abo blood group and susceptibility to certain infectious and non-infectious diseases is a controversial issue. since, lack of blood type ant...
the scientific community agrees that climate change is one of the greatest challenges that oursociety will have to face this century. indeed, the fourth report from the intergovernmental panel on climatechange (ippc) confirms the certitude of this phenomenon and its impacts, which can range from droughts tofloods, health problems and food shortages. the principal objective of this paper is to a...
planned human resource development is critical to educating a skilled and efficient workforce. the present study aimed at identifying the main factors of planned human resource development in iranian social security organization hospitals. the study is done through analysis of a questionnaire designed after identification of the main variables. iran social security organisation hospitals (the m...
Introduction: About 2.400.000 human cases in 61 countries and 180000000 people at Fascioliasis infection risk, show the importance of human aspects of Fascioliasis around the world. In the north of our country (Iran) huge outbreaks of Fascioliasis have been seen and up to 10000 people have been infected with Fascioliasis in one of these outbreaks. So this study tries to show better criteria a...
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background nowadays task sharing is a way to optimize utilization of human resources for health. this study was designed to assess the effect of task sharing, mutually between midwives and family health workforces (fhws), on the number of needed staff across the iranian health posts. methods the workload and required number of midwives and fhws in a health post were calculated and compared in...
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