Mostrando 2,581 - 2,600 Resultados de 77,560 Para Buscar '"AIR"', tiempo de consulta: 0.64s Limitar resultados
  1. 2581
    “…BACKGROUND: Prolonged pulmonary air leaks (PALs) are associated with increased morbidity and extended hospital stay. …”
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  2. 2582
    “…We have investigated how birds avoid mid-air collisions during head-on encounters. Trajectories of birds flying towards each other in a tunnel were recorded using high speed video cameras. …”
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  3. 2583
  4. 2584
    por Li, Shanshan, Guo, Yuming, Williams, Gail
    Publicado 2016
    “…OBJECTIVES: Our goal was to identify the relation between acute increase in ambient air pollution in a few hours before onset of labor and the risk of preterm birth. …”
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  5. 2585
  6. 2586
    “…Thus, AirJump isolates PMP-bound analyte by “jumping” analyte directly out of a free liquid/air interface. …”
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  7. 2587
    “…The use of high-pressure air instruments has become more common. Consequently, there have been a number of cases of orbital emphysema caused by contact with high-pressure air. …”
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  8. 2588
    “…We also observed a positive association between CO exposures during the third month of pregnancy and VSD in two pollution model.Our results contribute to the small body of evidence regarding air pollution exposure and CHDs, but confirmation of these associations will be needed in future studies.…”
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  9. 2589
    “…There is evidence in human epidemiologic and pathologic studies that increased exposure to ambient air pollutants is associated with olfactory dysfunction. …”
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  10. 2590
    “…Aortic air embolism following a computed tomography (CT) guided percutaneous transthoracic procedure is a rare occurrence, but one that can have dire consequences. …”
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  11. 2591
    “…Using measurements and a Monte Carlo simulation, we evaluated the dosimetric impact of an air passage on brachytherapy for bronchus cancer. …”
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  12. 2592
    “…Emphysematous gastritis with portal venous air is a rare condition usually caused by gas forming organisms. …”
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  13. 2593
    “…BACKGROUND: A biodegradable polymeric sealant has been previously shown to reduce postoperative air leaks after open pulmonary resection. The aim of this study was to evaluate safety and efficacy during minimally invasive pulmonary resection. …”
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  14. 2594
    “…When outdoor pollution levels are higher, on average, indoor pollution levels while using an air purifier are also higher. Moreover, the ratio of indoor air quality during air purifier use to two comparison measures of air quality without an air purifier are also positively correlated with outdoor pollution levels, suggesting that as ambient air quality worsens there are diminishing returns to improvements in indoor air quality during air purifier use. …”
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  15. 2595
  16. 2596
  17. 2597
  18. 2598
    por Cheng, Chin-Chi, Lee, Dasheng
    Publicado 2016
    “…The study investigates the development of sensors, in particular the use of thermo-fluidic sensors and occupancy detectors, to achieve smart operation of air conditioning systems. Smart operation refers to the operation of air conditioners by the reinforcement of interaction to achieve both thermal comfort and energy efficiency. …”
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  19. 2599
    “…Based on scientific evidence for the evolution of air pollution and the institutional background of environmental governance in China, we examine the development of air pollution control policies from the 1980s and onwards. …”
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  20. 2600
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