Background With the continuous development of industrialization and urbanexpansion, air pollution has become increasingly serious and has become threatto human survival environment and global sustainability. Sulfur dioxide （SO2） isone of the major atmospheric pollutants. SO2 are produced by the combustion ofcoal, oil, natural gas and a variety of non-ferrous metal smelting, oil refining,paper and vulcanized [...]
Objective：The coal worker’s pneumoconiosis rabbits model was copied, and prove it’s feasibility andpracticability;To compare HRCT features of rabbits with Coal pneumoconiosis and it’s pathological results,and to explore their relationship.Methods：Forty rabbits were randomly divided into experimental group and control group .Twenty five rabbitsIntracheal injection of coal particles was applied 100mg／ml solution 2 ml／kg for experimental group [...]
The hospital to the trend of the potential crisis of diversified development, mainly reflectsin: the medical dispute increase year by year, the doctor-patient relationship graduallynervous; Management concept relatively lags behind, the lack of quality control; The hospitalenvironment of market gradually worse; Competition has gradually; The lack ofcommunication with the media, etc. However, with so many [...]
Objective: we investigate the morphological and behavior changes of the Bufo naddeiStrauch tadpoles in their early periods of postembryonic development after the exposureof Herbicide Butchlor, as well as the morphological and quantitative changes of neuronsin the brain, the changes of the ependymal thickness, with the acute and chronic toxicityexperiments of the Bufo naddei Strauch tadpoles. [...]
Objective:objectively evaluate the condition and dynamic change of Jiangsu Province, South of Jiangsu, Jiangsu, North Jiangsu area residents of different economic level of equity of health service status and trends. To the existing unfair phenomenon to undertake thorough analysis, analysis of three regional public health service fairness imperfection and system reason, offer relevant policy proposal, [...]
Objective: To investigate the quality of life and health quotient level of the elderly inChangchun City analyze the relationship between the two, and provide a theoretical basis tofurther improve the quality of life of the elderly people.Methods: A cluster random sampling from the60years or older in Chaoyang andNanguan district of Changchun City, using the general [...]
With the further opening of markets and reform of our health and medical services, competition in the health care market is also increasing, while the public hospitals are facing the unprecedented challenges. Under the socialist market economic system, public hospitals emphasis on social welfare and then put their own profitability on the subordinating place. However, [...]
The period from the1880s and1890s to the early20th century witnessed the laissez-faire capitalism to monopoly capitalism transition since the application of new science, new technologies fundamentally changed the mode of production, promote the improvement of labor productivity, and to some extent increased difficulty of employment. Meanwhile, that new factories and new production sector growth rate [...]
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