Mostrando 6,441 - 6,460 Resultados de 12,934 Para Buscar '"North America"', tiempo de consulta: 0.21s Limitar resultados
  1. 6441
    “…The majority of products come from manufacturers headquartered in North America and Europe (63%–67%). The percentage of medicines procured from generic companies is 60%–87%; and 25%–50% of medicines procured are on the WHO Essential Medicines List. …”
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  2. 6442
    “…Background: Hantavirus pulmonary syndrome (HPS) is well-known in South and North America; however, not enough data exist for the Caribbean. …”
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  3. 6443
    “…About half of the studies (47%) had at least one recruiting location in a country in North America, followed by Europe (37%) and Asia (15%). …”
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  4. 6444
    “…In addition, our findings confirm previous interpretations of this species’ migration from Europe to North America and its crossing through Panama, leading to subsequent diversification in South America. …”
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  5. 6445
    “…We test hypotheses that earliest angiosperms were pollinated by a diverse insect fauna by evaluating 7858 plants from eight localities of the latest Albian Dakota Formation from midcontinental North America, in which 645 specimens (8.2%) were flowers or inflorescences. …”
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  6. 6446
    por Sadowski, Carrie, Bowman, Jeff
    Publicado 2021
    “…Recent analyses of harvest data across North America suggest a reduction in their numbers, but this has not been widely corroborated by population surveys. …”
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  7. 6447
    “…Powassan virus (POWV) is a tick-borne flavivirus circulating in North America and the Russian Far East that can cause severe neuroinvasive diseases, including encephalitis, meningitis, and meningoencephalitis. …”
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  8. 6448
    “…These features are consistent with inferences from previous research that warmer climate in the Northgrippian led to eutrophication in some lakes in eastern North America. The results confirm that freshwater Fe–Mn concretions may yield important information about past climatic and environmental conditions.…”
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  9. 6449
    por Soler, Marga Gual
    Publicado 2021
    “…By documenting and illuminating best practices in the region, this article also seeks to balance the emphasis that has so far been largely concentrated on the regions of Europe and North America and contribute to future efforts and strategies for the development of sustainable science diplomacy mechanisms at the national, regional, North-South and South-South levels.…”
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  10. 6450
    por Tomiya, Susumu, Miller, Lauren K.
    Publicado 2021
    “…Our analyses yielded three independent lines of evidence supporting this hypothesis: (1) the minimum UTH body mass is the most influential predictor of the maximum lagomorph body mass in modern ecoregions; (2) the scaling patterns of local‐population energy use suggest universal competitive disadvantage of lagomorphs weighing over approximately 6.3 kg against artiodactyls, closely matching their observed upper size limit in continental settings; and (3) the trajectory of maximum lagomorph body mass in North America from the late Eocene to the Pleistocene (37.5–1.5 million years ago) was best modeled by the body mass ceiling placed by the smallest contemporary perissodactyl or artiodactyl. …”
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  11. 6451
    “…Hybridization of mule deer (Odocoileus hemionus) and white‐tailed deer (O. virginianus) appears to be a semi‐regular occurrence in western North America. Previous studies confirmed the presence of hybrids in a variety of sympatric habitats, but their developing molecular resources limited identification to the earliest, most admixed generations. …”
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  12. 6452
    “…Conclusions: The incidence of retinoblastoma and the pattern of medical management of retinoblastoma in Poland was similar to that reported in developed countries in Western Europe, Asia, and North America.…”
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  13. 6453
    “…Our review revealed 1461 reported cases of pediatric histoplasmosis globally in the last eight decades (1939–2021). North America (n = 1231) had the highest number of cases, followed by South America (n = 135), Africa (n = 65), Asia (n = 26) and Europe (n = 4). …”
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  14. 6454
    “…Xerophyllum asphodeloides (Xerophyllaceae), known as eastern turkeybeard, is an herbaceous perennial found in eastern North America. Due to decline and destruction of its habitat, several states rank X. asphodeloides as “Imperiled” to “Critically Imperiled”. …”
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  15. 6455
    “…This scoping review systematically mapped evidence of the mediating and moderating effects of family characteristics on health inequalities in school-aged children and adolescents (6–18 years) in countries with developed economies in Europe and North America. We conducted a systematic scoping review following the PRISMA extension for Scoping Reviews recommendations. …”
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  16. 6456
    “…Improved performance on such an SBI may be beneficial for the purpose of basic arthroscopic skills training, and we would support the inclusion of this system in surgical training programs such as those developed by the Arthroscopy Association of North America and American Board of Orthopaedic Surgery.…”
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  17. 6457
    “…All distribution strategies increased testing uptake compared to standard testing: in sub-Saharan Africa, partner HIVST distribution ranked highest (78% probability); in North America, Asia, and the Pacific regions, web-based distribution ranked highest (93% probability), and facility based distribution ranked second in all settings. …”
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  18. 6458
    por Rasmussen, Lars Holm
    Publicado 2021
    “…This study aimed to outline the presence of PTA in different human exposure routes by using and validating an LC-MS based protocol to test the contents of PTA in commercial products, the degradation product Pterosin B (PtB) and wild specimens from Europe, Asia and North America. The Limit of Detection of the protocol was 0.024 μg g(−1) for PTA and 0.028 μg g(−1) for PtB. …”
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  19. 6459
    por Kim, David W., Yang, Heung-Sook
    Publicado 2021
    “…It was fought by the post-colonial people of the peninsula, and it culminated in the creation of two ideologically opposed states, but the three years’ military clash in East Asia (or the Far East) is often labelled simply as a “Forgotten War” in the West including North America. The ensuing ethnic division has been interpreted through the various geopolitical lenses of military strategy, politics, international relations, and power games. …”
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  20. 6460
    “…Moreover, MIR was highest in Africa (0.91) and lowest in North America (0.43). Of note, MIR was negatively associated with HDI, current health expenditure (CHE) per capita, and CHE/GDP % and δMIR was positively associated with CHE/GDP % in countries with very high HDI. …”
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