Mostrando 581 - 600 Resultados de 28,640 Para Buscar '"Canada"', tiempo de consulta: 0.35s Limitar resultados
  1. 581
    “…We report a case associated with a backcountry adventure race in Manitoba, Canada. Initially, nonspecific symptomatology and diagnostic pitfalls contributed to a delay in identification. …”
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  2. 582
  3. 583
  4. 584
    “…BACKGROUND: Unhealthy food marketing is considered a contributor to childhood obesity. In Canada, food marketing in schools is mostly self-regulated by industry though it is sometimes restricted through provincial school policies. …”
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  5. 585
  6. 586
  7. 587
    “…Recently, a new Code of Practice was released (March 2017) in Canada which provides one of the first guidelines on pullet rearing. …”
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  8. 588
    “…In September 2017, we detected epizootic hemorrhagic disease virus in wild white-tailed deer, Odocoileus virginianus, in east-central Canada. Culicoides spp. midges of the subgenus Avaritia were the most common potential vectors identified on site.…”
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  9. 589
    “…BACKGROUND: In Canada, the annual incidence rates of West Nile virus (WNV) illness have fluctuated over the last 15 years. …”
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  10. 590
    “…BACKGROUND: The aim of this study was to investigate the factors associated with the timing of the first prenatal ultrasound in Canada. METHODS: This was a secondary data analysis of the Maternity Experiences Survey, a cross-sectional survey covering different aspects of pregnancy, labour, birth and the post-partum period. …”
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  11. 591
  12. 592
    “…The review and licensing of radiation oncology devices (RODs) is managed on a national basis in Canada by Health Canada and in the United States by the Food and Drug Administration (FDA). …”
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  13. 593
    “…BACKGROUND: Lyme disease is emerging in Canada due to expansion of the range of the tick vector Ixodes scapularis from the United States. …”
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  14. 594
    “…BACKGROUND: Through the Choosing Wisely Canada (CWC) campaign, national medical specialty societies have released hundreds of recommendations against health care services that are unnecessary, i.e. present little to no benefit or cause avoidable harm. …”
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  15. 595
    por Lee, Sharon M., Edmonston, Barry
    Publicado 2019
    “…With few exceptions, predictors of living alone are similar for older immigrants in Canada and the U.S.: living alone is mainly explained by a combination of economic and acculturation factors, taking demographic variables into account. …”
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  16. 596
  17. 597
  18. 598
  19. 599
  20. 600
    “…BACKGROUND: Histoplasmosis is a serious fungal infection caused by the geographically restricted, dimorphic fungus Histoplasma capsulatum. In Canada, the geographic range of H. capsulatum is classically thought to be restricted to southern parts of Ontario and Quebec. …”
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