نتایج جستجو برای: tobacco dust
تعداد نتایج: 95939 فیلتر نتایج به سال:
Background and Objectives: Globally tobacco use is one of the leading causes of morbidity and mortality. Starting to smoke during adolescence has its own risks.The aim of this study was to determine the status of tobacco use and its relationship with second-hand smoke, access and advertising in adolescents of Qom in 2019. Materials and Methods: The present descriptive study was performed on 82...
BACKGROUND AND OBJECTIVE Data on chronic respiratory diseases (CRD) are scarce or unavailable in most African countries. We aimed to determine the prevalence of CRD and associated risk factors in Cape Verde, at the primary healthcare level. METHODS In the frame of the Global Alliance Against Chronic Respiratory Diseases, a cross-sectional study was carried out in October 2006 in 3256 outpatie...
UNLABELLED BACKGROUND Respiratory irritants represent a major cause of occupational obstructive airway diseases. We provide an overview of the evidence related to irritative agents causing occupational asthma or occupational COPD. METHODS We searched MEDLINE via PubMed. Reference lists of relevant reviews were also screened. The SIGN grading system was used to rate the quality of each stud...
Introduction: Dust storms are natural hazards that effects on weather conditions, human health and ecosystem. Atmospheric processes are directly affected by the absorption and diffusion of radiation by dust, and dust in the cloud acts as a nucleus of congestion. The main dust regions in the world are arid topographies that have soil that is vulnerable to erosion and poor vegetation, easily erod...
Dust particles are important atmospheric aerosol compounds. The particles are resulting performance of strong winds at the soil surface desert areas. Sources of dust are 2 types: 1- Natural Resources 2- Human Resources. Iran is located in the desert belt which this problem cause increased the frequency of dust storms, especially in South East (Sistan) and South West. China Meteorological Admini...
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