Mostrando 901 - 920 Resultados de 12,934 Para Buscar '"North America"', tiempo de consulta: 0.40s Limitar resultados
  1. 901
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  4. 904
    “…We report persistent (at least 30 days) and strong (up to 80%–100%) positive anomalies in the daytime total electron content (TEC) and increases in the thermospheric O/N(2) ratio in the western region of North America. However, central and eastern regions of North America experience moderate suppression of TEC reaching 20%–40% of the baseline. …”
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  5. 905
    “…OBJECTIVES: We systematically reviewed studies investigating the relationship between air pollution and COVID-19 cases, non-fatal severity, and mortality in North America and Europe. METHODS: We searched PubMed, Web of Science, and Scopus for studies investigating the effects of harmful pollutants, including particulate matter with diameter ≤2.5 or 10 μm ([Formula: see text] or [Formula: see text]), ozone ([Formula: see text]), nitrogen dioxide ([Formula: see text]), sulfur dioxide ([Formula: see text]) and carbon monoxide (CO), on COVID-19 cases, severity, and deaths in Europe and North America through to June 19, 2021. …”
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  8. 908
    “…Results A total of 67 surgeons responded, 50 from North America and 17 from East Africa, including Ethiopia, Kenya, and Sudan. …”
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  9. 909
  10. 910
    por Ladha, Raisa, Neiterman, Elena
    Publicado 2021
    “…This scoping review examines empirical literature regarding the state and experience of paediatric care provided to racially and ethnically diverse families in North America. We seek to clarify the needs of care administrators and recipients, as well as to conceptualize what paediatric care must look like to enable equitable practices and optimal health outcomes. …”
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  11. 911
    “…The estimated HEV PCR positivity rate ranged from 0.01 to 0.14% worldwide, with strikingly higher rates in Asia (0.14%) and Europe (0.10%) in comparison to North America (0.01%). In line with this, anti-HEV IgG seroprevalence in North America (13%) was lower than that in Europe (19%). …”
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  13. 913
    “…We evaluated the diagnostic performance of each chest computed tomography (CT) reporting category recommended by the Expert Consensus of the Radiological Society of North America (RSNA) in comparison with that of reverse transcription polymerase chain reaction (RT-PCR). …”
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  14. 914
    “…The source locality of the final strain, the Hokkaido strain, was predicted as having medium‐to‐high suitability based on knotweed records of all examined species from both North America and Europe.…”
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    “…To assess the applicability of this approach, we conducted a phylogenetic and population genetic analysis of 68 viral genomes isolated from the northern pintail (Anas acuta) at opposite ends of the Pacific migratory flyway in North America. We found limited evidence for Asian LPAI lineages on wintering areas used by northern pintails in California in contrast to a higher frequency on breeding locales of Alaska. …”
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