نتایج جستجو برای: multicausal respiratory diseases
تعداد نتایج: 1007261 فیلتر نتایج به سال:
Background: Respiratory diseases/syndromes are the most common causes of referring to physicians among pilgrims in Hajj . They lead to high morbidity , impose high costs on the health system and are among the major obstacles for pilgrims to perform Hajj duties. The main aim of our study was to determine types, frequencies, etiologies, and epidemiologic factors of respiratory diseases among Ir...
چکیده ندارد.
background: agate is a hard silica stone with bands of various colors, which is used in jewelry. the agate grinding workers are exposed to silica dust. objective: to determine the prevalence of respiratory diseases in agate grinding workers and the associated factors. methods: in this cross-sectional study, 170 agate grinding workers from mashhad, northeastern iran, were examined. medical and o...
187 commercial checken flocks affected with respiratory diseases were examined for ornithobacterium rhinotracheale isolation. the bacterium was isolated from 105 (56.2%) poultry flocks. drug sensitivity test using standard disk diffusion technique was performed with 19 antibiotics. all the isolates were susceptible to tiamulin and most of them were susceptible to chloramphenicol and linco-spect...
respiratory disease conditions are continuing to cause heavy economic losses in the poultry industry worldwide. ornithobacterium rhinotracheale (ort) has been incriminated as a possible additional causative agent in respiratory disease complex. although, ort has been proved to be highly sensitive to different chemical disinfectants, currently, ort infection appears to have become endemic and ca...
Introduction and purpose: Air pollution is an important risk factor for the environment and public health, associated with increased severity of respiratory diseases. This study aimed to evaluate the association between various air pollutants and number of cases with severe acute respiratory syndrome referred to emergency medical centers in Tehran, Iran in 2013. ...
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