Mostrando 1,121 - 1,140 Resultados de 28,640 Para Buscar '"Canada"', tiempo de consulta: 0.27s Limitar resultados
  1. 1121
  2. 1122
    por Sheffield, Cory, Palmier, Kirsten M.
    Publicado 2023
    “…BACKGROUND: The two-spotted bumble bee, Bombusbimaculatus Cresson, 1863 (Hymenoptera, Apidae), is a common species in central North America, with few published records of this species in Canada west of Ontario or east of Quebec. NEW INFORMATION: Based on recently collected specimens from Saskatchewan and confirmed records posted to iNaturalist (https://www.inaturalist.org/) in the past 10 years (i.e. since 2013), we provide evidence that this species has only recently expanded its range in Canada, westwards into the Prairies Ecozone (Manitoba, Saskatchewan) and east into the Maritime Provinces (New Brunswick, Nova Scotia, Prince Edward Island).…”
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  3. 1123
    “…BACKGROUND: In Canada, international medical graduates (IMG) consist of immigrant-IMG and previous Canadian citizens/permanent residents who attended medical school abroad (CSA). …”
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  4. 1124
  5. 1125
    “…Little is known about Culicoides spp. distribution and abundance and species composition in Ontario, Canada, despite bordering numerous U.S. states with documented Culicoides spp. and BT and EHD virus activity. …”
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  6. 1126
    “…The health system readiness was assessed using a previously published set of conditions. (3) Results: Canada has created some of the established conditions, but further action needs to be taken to improve the state of readiness for genome-based medicine. …”
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  7. 1127
    “…Birds of prey have been particularly understudied, with no published data on plastic ingestion in raptors in Canada to date, and very few studies globally. To assess the ingestion of plastic in raptors, we analysed the contents of the upper gastrointestinal tracts from a total of 234 individuals across 15 raptor species, collected between 2013 and 2021. …”
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  8. 1128
    “…Harmful algal blooms (HABs) in coastal British Columbia (BC), Canada, negatively impact the salmon aquaculture industry. …”
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  9. 1129
  10. 1130
    “…Nonetheless, independent studies have been carried out across Canada. To improve upon Canada’s federal government reporting on carbon storage and sequestration by urban forests, this study builds on existing data to develop an updated assessment of carbon storage and sequestration for Canada’s urban forests. …”
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  11. 1131
    “…CONCLUSIONS: Mifepristone is well accepted by pharmacists within the primary care system in Canada.…”
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  12. 1132
    “…We examined 99 formalin-fixed, paraffin-embedded placental samples submitted between 2009 and 2020 from equine abortions in Western Canada using chlamydia-specific 16S rRNA conventional PCR testing; 26 of 99 submissions tested positive for chlamydial DNA. …”
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  13. 1133
  14. 1134
    por Yearwood, Camille, Wilbur, Colin
    Publicado 2023
    “…BACKGROUND: Fingolimod became the first disease-modifying therapy approved by Health Canada for pediatric multiple sclerosis in 2018, but the impact of that approval on treatment patterns in Canada is unknown. …”
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  15. 1135
    “…BACKGROUND: There is currently a maldistribution of physicians across Canada, with rural areas facing a greater physician shortage. …”
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  16. 1136
    “…This study aims to describe the representation of visible minorities amongst academic OHNS departments and divisions in Canada at various levels of academic seniority. METHODS: An online survey was distributed to members of the 13 academic OHNS department in Canada in 2022. …”
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  17. 1137
    “…This cohort study assesses the association between school-based mandatory masking policies and educational disruption in Ottawa, Canada, during the COVID-19 pandemic.…”
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  18. 1138
    “…BACKGROUND: Since the start of the COVID-19 pandemic in Canada, the cannabis industry has adapted to public health emergency orders which had direct and indirect consequences on cannabis consumption. …”
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  19. 1139
    “…METHODS: Using health administrative data, we calculated incidence rates of RSV hospitalization in a population-based birth cohort of all children born over a six-year period (May 2009 to June 2015) in Ontario, Canada. Children were followed until their first RSV hospitalization, death, 5th birthday, or the end of the study period (June 2016). …”
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  20. 1140
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