Mostrando 641 - 660 Resultados de 28,640 Para Buscar '"Canada"', tiempo de consulta: 0.24s Limitar resultados
  1. 641
    por Gaudette, Étienne
    Publicado 2020
    “…Using data from the Drug Shortages Canada website, we ask whether the first months of the coronavirus disease 2019 (COVID-19) pandemic were associated with a significant increase in drug shortages in Canada. …”
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  2. 642
    por Marrotte, Robby R., Bowman, Jeff
    Publicado 2021
    “…The range of the Canada lynx (Lynx canadensis) has contracted substantially from its historical range. …”
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  3. 643
  4. 644
  5. 645
  6. 646
    “…We quantified extinctions among the vascular flora of the continental United States and Canada since European settlement. We compiled data on apparently extinct species by querying plant conservation databases, searching the literature, and vetting the resulting list with botanical experts. …”
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  7. 647
    “…Lung cancer is the most common cancer and cause of cancer death in Canada, with approximately 50% of cases diagnosed at stage IV. …”
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  8. 648
    “…The epidemiology and distribution of gastric cancer throughout Canada, however, remains poorly understood. A retrospective analysis of demographic data across Canada between 1992 and 2010 was performed using 2 population-based cancer registries. …”
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  9. 649
  10. 650
    por Ilic, Lazar, Sawada, M.
    Publicado 2021
    “…The present research examines income polarization in Canada’s eight largest Census Metropolitan Areas (CMAs) using data at the census-tract (CT) level between 1971 and 2016. …”
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  11. 651
  12. 652
    por Chan, Jeff
    Publicado 2020
    “…This article analyzes which characteristics are correlated with mobility reductions during the COVID-19 pandemic, using census-division-level mobility data for Canada from Facebook. There is significant variation in the extent to which social distancing was applied in April, relative to a preperiod of February. …”
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  13. 653
    “…Overall, the levels found were comparable to or lower than those found in other studies in Canada and worldwide. CONCLUSION: In almost all participating First Nations, there is no human health risk from consuming surface water for drinking. …”
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  14. 654
    “…The concentrations of metals were quantified and compared to Health Canada’s Guidelines for Canadian Drinking Water Quality (GCDWQ). …”
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  15. 655
    “…Clubroot, caused by Plasmodiophora brassicae, is one of the most detrimental threats to crucifers worldwide and has emerged as an important disease of canola (Brassica napus) in Canada. At present, pathotypes are distinguished phenotypically by their virulence patterns on host differential sets, including the systems of Williams, Somé et al., the European Clubroot Differential set, and most recently the Canadian Clubroot Differential set and the Sinitic Clubroot Differential set. …”
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  16. 656
    por Veenstra, Gerry, Vanzella-Yang, Adam
    Publicado 2021
    “…In this study, we mobilized a unique dataset, the 2012 Longitudinal and International Study of Adults linked to historical income data from the Canada Revenue Agency, to investigate associations between both educational and income mobility and self-rated health in a national sample of approximately 2500 women and 2300 men aged 25 to 50. …”
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  17. 657
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  20. 660
    “…BACKGROUND: Patient navigation is a complex intervention that has garnered substantial interest and investment across Canada. We conducted an environmental scan to understand the landscape of patient navigation programs within the health care system in Alberta, Canada. …”
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