نتایج جستجو برای: welder exposure

تعداد نتایج: 307463  

2008
Bryce Lee

Research of natural environments often requires extensive field studies beyond the capacity of a single individual. In CONE Welder, we explore harnessing the power of human computation to aid ongoing research on avian activity and possible links to climate changes. Our approach utilizes a singly deployed pan-tilt-zoom web camera to gather observational data. The camera supports multiple operato...

Journal: :Journal of wildlife diseases 1988
M D Castle B M Christensen T E Rocke

One hundred twenty-three of 300 blood samples (41%) taken from Rio Grande wild turkeys (Meleagris gallopavo intermedia) from three locations in southern Texas (Welder Wildlife Refuge, Chaparrosa Ranch, and Campo Alegre Ranch) and subinoculated into domestic broad-breasted white turkey poults were positive for a Plasmodium (Novyella) sp. Analysis of blood films from 350 turkeys revealed Haemopro...

Journal: :The Journal of the Korea institute of electronic communication sciences 2014

Journal: :international journal of occupational and environment medicine 0
gi skoufi department of respiratory medicine, medical school, university of thessaly, university hospital of larissa, larissa, biopolis 41110, greece e nena laboratory of hygiene and environmental protection, medical school, democritus university of thrace, alexandroupolis, greece k kostikas department of respiratory medicine, medical school, university of thessaly, university hospital of larissa, larissa, biopolis 41110, greece ga lialios university hospital of larisa, larissa, biopolis 41110, greece tc constantinidis laboratory of hygiene and environmental protection, medical school, democritus university of thrace, alexandroupolis, greece z daniil department of respiratory medicine, medical school, university of thessaly, university hospital of larissa, larissa, biopolis 41110, greece

background: hairdressers are occupationally exposed to a number of agents in their workplace that result in respiratory symptoms and changes in pulmonary function. objective: to evaluate associations between occupational exposure and respiratory function and reported symptoms in a group of hairdressers compared to a control group. methods: a questionnaire on respiratory symptoms and workplace c...

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