Mostrando 321 - 340 Resultados de 8,657 Para Buscar '"Beijing"', tiempo de consulta: 0.18s Limitar resultados
  1. 321
    “…CONCLUSIONS: we should strengthen the tertiary prevention and improve the control rate of dyslipidemia in Beijing. Health promotion programs such as tobacco control and physical exercise should be carried out for younger patients.…”
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  2. 322
    “…These polymorphisms were found to be characteristic and unique to W-Beijing phylogenetic lineage. Analysis of the mut genes in 55 representative W-Beijing isolates suggests a sequential acquisition of the mutations, elucidating a plausible pathway of the molecular evolution of this clonal family. …”
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  3. 323
    Publicado 2009
    “…We used geographic information systems to characterize the dynamic change in spatial distribution of hemorrhagic fever with renal syndrome (HFRS) in Beijing, People’s Republic of China. The seasonal variation in its incidence was observed by creating an epidemic curve. …”
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  4. 324
  5. 325
    “…To clarify the potential for respiratory transmission of Saffold cardiovirus (SAFV) and characterize the pathogen, we analyzed respiratory specimens from 1,558 pediatric patients in Beijing. We detected SAFV in 7 (0.5%) patients and identified lineages 1–3. …”
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  6. 326
  7. 327
    “…To determine whether intact pks15/1 is unique to the W-Beijing family, we investigated 147 Mycobacterium tuberculosis strains with different IS6110 genotypes. …”
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  8. 328
    “…We compared avifauna checklists made between 1877 and 1938 with current checklists to determine the extent of local bird extinctions during the last century in the greater Beijing area. Our study shows that of the 411 bird species recorded from 1877–1938, 45 (10.9%) were no longer recorded from 2004–2006. …”
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  9. 329
  10. 330
    “…This study investigates the association between sciodemographic data, obstetric risk factor, and preterm birth in five Maternal and Child Health hospitals in Beijing, China. METHODS AND FINDINGS: A case-control study was conducted on 1391 women with preterm birth (case group) and 1391 women with term delivery (control group), who were interviewed within 48 hours of delivery. …”
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  11. 331
    “…PURPOSE: To assess factors associated with myopia in school children in rural and urban parts of Greater Beijing. METHODS: The Beijing Pedriatic Eye Study was a population-based cross-sectional study, in which one school of each level (primary, junior high, senior high) was randomly selected from nine randomly selected districts out of 18 districts of Greater Beijing. …”
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  12. 332
  13. 333
    “…The major pathogens of hand, foot and mouth disease (HFMD) in Beijing, China from 2007 to 2009 were identified in this study. …”
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  14. 334
    “…To achieve this goal, an in-house survey was conducted in August of 2012 in rural Beijing, the capital city of China. RESULTS: The survey was conducted in Nanjianchang and Beijianchang, which are two villages 20 KM away from Miyun, a satellite city of Beijing. …”
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  15. 335
    “…METHODS: 395 children aged 6–17 years and their parents, who had been enrolled in the Beijing Myopia Progression Study were included. Cycloplegic and non-cycloplegic refraction of the children and parents were performed, respectively. …”
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  16. 336
    “…OBJECTIVES: To examine whether waist-to-height ratio (WHtR) performed better than, body mass index (BMI) or waist circumference (WC) in relation to hypertension, diabetes, and dyslipidemia among Chinese adults in Beijing. METHODS: A total of 5720 adults (2371 men and 3349 nonpregnant women) aged 18 to 79 years were selected from the general population in a cross-sectional study. …”
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  17. 337
    “…In this study, we characterized the changing trends and serotype distribution of Shigella species in Beijing from 1994 to 2010. A total of 5999 Shigella strains were isolated and serotyped from the 302nd Hospital in Beijing. …”
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  18. 338
    “…In this paper, vegetation survey data, statistical database, National Forest Resource Inventory database, and allometric equations were used to estimate carbon density (carbon mass per hectare) and carbon storage, and identify the size and spatial distribution of forest carbon sinks in plantation ecosystems in sand source areas of north Beijing, China. From 2001 to the end of 2010, the forest areas increased more than 2.3 million ha, and total carbon storage in forest ecosystems was 173.02 Tg C, of which 82.80 percent was contained in soil in the top 0–100 cm layer. …”
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  19. 339
    “…The present study estimated the current prevalence of prehypertension and its association with clustering of other modifiable cardiovascular risk factors (CRFs) among adults in suburban Beijing. METHODS: A cross-sectional survey of a representative sample of 19 003 suburban adults aged 18 to 76 years was carried out in 2007. …”
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  20. 340
    por Li, Hao, Dong, Siping, Liu, Tingfang
    Publicado 2014
    “…BACKGROUND: Third-grade hospitals in Beijing have been rapidly developing in capacity and scale for many years. …”
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