Mostrando 621 - 640 Resultados de 8,657 Para Buscar '"Beijing"', tiempo de consulta: 0.66s Limitar resultados
  1. 621
    “…METHODS: Our study leverages passive surveillance data of 10 human acute respiratory viruses from Beijing, Chongqing, Guangzhou, and Shanghai collected during 2009 to 2019: influenza A and B viruses; respiratory syncytial virus A and B; human parainfluenza virus (HPIV), adenovirus, metapneumovirus (HMPV), coronavirus, bocavirus (HBoV), and rhinovirus (HRV). …”
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  2. 622
    “…METHODS: Out of the population-based Beijing Eye Study 2011, we randomly selected individuals free of optic nerve and retinal diseases. …”
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  3. 623
    por Zhu, Jane M, Zhu, Yiliang, Liu, Rui
    Publicado 2008
    “…METHOD: A survey of elementary school students was conducted in Pinggu, a rural/suburban district of Beijing. Statistical analyses of association and adjusted odds ratio via logistic regression were conducted to examine various aspects of health insurance. …”
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  4. 624
    “…CONCLUSION: CHD death rates are continuing to rise in Beijing. This reflects worsening risk factor levels, compounded by demographic trends. …”
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  5. 625
    “…To determine if Haemophilus influenzae type b (Hib) and Streptococcus pneumoniae could be identified more often from the nasopharynx of patients with pneumonia than from control patients, we obtained nasopharyngeal swab specimens from 96 patients with chest x-ray-confirmed pneumonia and 214 age-matched control patients with diarrhea or dermatitis from the outpatient department at Beijing Children's Hospital. Pneumonia patients were more likely to be colonized with Hib and S. pneumoniae than control patients, even after the data were adjusted for possible confounding factors such as day-care attendance, the presence of other children in the household, and recent antibiotic use. …”
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  6. 626
  7. 627
    “…This study explored the spatial pattern of heavy metals in Beijing agricultural soils using Moran’s I statistic of spatial autocorrelation. …”
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  8. 628
    “…METHODOLOGY/PRINCIPAL FINDINGS: To determine the epidemiological and clinical profiles of common and recently discovered respiratory viruses in adults with ARTIs attending an ED in Beijing, a 1-year consecutive study was conducted from May, 2010, to April, 2011. …”
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  9. 629
    “…During 2009, a total of 10,844 laboratory-confirmed cases of pandemic (H1N1) 2009 were reported in Beijing, People’s Republic of China. However, because most cases were not confirmed through laboratory testing, the true number is unknown. …”
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  10. 630
    “…Most cases of severe acute respiratory syndrome (SARS) have occurred in close contacts of SARS patients. However, in Beijing, a large proportion of SARS cases occurred in persons without such contact. …”
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  11. 631
    “…OBJECTIVES: To assess risk behaviors for reproductive tract infections (RTI) including sexually transmitted infections (STI) among women who have sex with women (WSW) in Beijing, China. METHODS: A cross-sectional study of women recruited from venues and internet outreach analyzed using interviews. …”
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  12. 632
    “…In addition, our findings indicate that extreme cold and hot temperatures increase the risk of CHD mortality in Beijing, China, particularly for women and old people.…”
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  13. 633
    por Wang, Tie-yu, Tan, Bing, Lu, Yong-long
    Publicado 2012
    “…The concentrations of hexachlorocyclohexanes (HCHs) and dichlorodiphenyltrichloroethanes (DDTs) in the topsoil samples around the Guanting Reservoir in Beijing were measured, and their spatial distribution and environmental risks were analyzed by GIS. …”
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  14. 634
    “…This approach was adopted by the Beijing Municipality (population of 20.19 million) to improve rural health services, but the approach has never been systematically evaluated. …”
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  15. 635
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  17. 637
    “…BACKGROUND: A series of different rubella vaccination strategies were implemented to control rubella and prevent congenital rubella virus infection in Beijing, China. The rubella vaccine was available in 1995 in Beijing, and was introduced into the Beijing immunization program (vaccine recipients at their own expense vaccination) in 2000, and was introduced into the National Expanded Program on Immunization (vaccine recipients free vaccination) in 2006. …”
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  18. 638
    “…The purpose of this study was to assess the vitamin D status of pregnant women residing in Beijing in winter and evaluate the impact of maternal factors on serum 25-hydroxyvitamin D [25(OH)D] levels. …”
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  19. 639
    “…BACKGROUND: We calculated new prevalences of risk factors for cardiovascular disease (CVD) and examined their associations with dietary habits and physical activity in a suburban area of Beijing—one of the most urbanized cities in China. …”
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  20. 640
    “…All the subjects were interviewed by the Beijing Longitudinal Study of Aging (BLSA), in China, between 1 January 1992 and 30 August 2009. …”
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