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  1. 1881
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    Increasing Navigation Speed at Endoluminal CT Colonography Reduces Colonic Visualization and Polyp Identification
  2. 1882
    “…Wetlands in the Prairie Pothole Region of North America are integrated with farmland and contain mixtures of herbicide contaminants. …”
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    Glyphosate (Ab)sorption by Shoots and Rhizomes of Native versus Hybrid Cattail (Typha)
  3. 1883
    “…As a result, Phragmites spp. are some of the most widely studied plants; particularly in areas where changes to their abundances have occurred, most notably in Europe and North America. In southern Africa a pattern of reed expansion has occurred in recent decades that has shown a similar trend to cryptic invasions reported in North America. …”
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    Expansive reed populations—alien invasion or disturbed wetlands?
  4. 1884
    por Clymer, Jessica, Kieran, Mark W.
    Publicado 2018
    “…In this review, we will discuss the clinical trial landscape in North America with an overview of historical approaches that failed and what might account for this failure. …”
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    The Integration of Biology Into the Treatment of Diffuse Intrinsic Pontine Glioma: A Review of the North American Clinical Trial Perspective
  5. 1885
    “…Here, we combine classical ecological studies and population genetics to investigate an inversion polymorphism previously documented in Europe among natural populations of the seaweed fly Coelopa frigida along a latitudinal cline in North America. We test if the inversion is present in North America and polymorphic, assess which environmental conditions modulate the inversion karyotype frequencies, and document the relationship between inversion karyotype and adult size. …”
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    Intercontinental karyotype–environment parallelism supports a role for a chromosomal inversion in local adaptation in a seaweed fly
  6. 1886
    “…METHODS: A retrospective chart review of 123 SS charts from 6 optometric practices in North America was conducted. Testing done during the first examination following a SS diagnosis was recorded on Research Electronic Data Capture (REDCap) database. …”
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    Customary practices in the monitoring of dry eye disease in Sjogren's syndrome
  7. 1887
    “…We found strong evidence to the contrary in Tibet and North America. These findings could significantly improve understanding of climate impacts on soil microbial communities.…”
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    Existing Climate Change Will Lead to Pronounced Shifts in the Diversity of Soil Prokaryotes
  8. 1888
    “…Based on earlier molecular DNA studies we recognize 14 native Stipeae genera and one intergeneric hybrid in North America. We provide descriptions, new combinations, and 10 illustrations for species of Barkworthiagen. nov., Eriocoma, Neotrinia, Oloptum, Pseudoeriocomagen. nov., Ptilagrostiellagen. nov., Thorneochloagen. nov., and ×Eriosellanothogen. nov. …”
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    A key to the North American genera of Stipeae (Poaceae, Pooideae) with descriptions and taxonomic names for species of Eriocoma, Neotrinia, Oloptum, and five new genera: Barkworthia, ×Eriosella, Pseudoeriocoma, Ptilagrostiella, and Thorneochloa
  9. 1889
    “…Breast cancer rates for Caribbean countries are generally lower than for North America and Europe. Rates in Puerto Rico are in the middle of the range between the highest and the lowest Caribbean countries. …”
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    Breast Cancer in a Caribbean Population in Transition: Design and Implementation of the Atabey Population-Based Case-Control Study of Women in the San Juan Metropolitan Area in Puerto Rico
  10. 1890
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    Chest CT Findings in Coronavirus Disease-19 (COVID-19): Relationship to Duration of Infection
  11. 1891
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    The Economic Impact of the COVID-19 Pandemic on Radiology Practices
  12. 1892
    “…The small Cupressaceae genus Thuja, comprising five species, exhibits a typical disjunct distribution in East Asia and North America. Owing to obscure relationships, the biogeographical history of the genus remains controversial. …”
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    Plastome Phylogenomic and Biogeographical Study on Thuja (Cupressaceae)
  13. 1893
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    Review of the Chest CT Differential Diagnosis of Ground-Glass Opacities in the COVID Era
  14. 1894
    “…The work presented here is the first report of naturally-acquired disease in a herd of captive elk used for research and sheds light on this seldomly-reported disease in North America.…”
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    Case Report: Fading Elk Syndrome in a Herd of Captive Elk (Cervus elaphus) in the North American Midwest
  15. 1895
    por Scarpetta, Simon G.
    Publicado 2020
    “…Many fossils were referred to the cnemidophorine teiid group (whiptails, racerunners and relatives), particularly from North America. However, systematic interpretations of morphological features in cnemidophorines were hampered by the historically problematic taxonomy of the clade, and the biogeography and chronology of cnemidophorine evolution in North America is poorly understood from the fossil record. …”
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    Unusual lizard fossil from the Miocene of Nebraska and a minimum age for cnemidophorine teiids
  16. 1896
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    COVID-19 Imaging: What We Know Now and What Remains Unknown
  17. 1897
    “…This scenario might apply to other ecosystems and may pose broad conservation challenges in western North America.…”
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    Plague transforms positive effects of precipitation on prairie dogs to negative effects
  18. 1898
    por Karamendin, Kobey, Kydyrmanov, Aidyn
    Publicado 2021
    “…In the 1970s, 1990s, and 2000s in North America during epizootics among cormorants, velogenic NDV strains were isolated. …”
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    Cormorants as a Potentially Important Reservoir and Carrier of Newcastle Disease Virus on the Asian Continent
  19. 1899
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    CT of Postacute Lung Complications of COVID-19
  20. 1900
    “…A total of 15 papers from North America, three from Europe, and two from Asia met the inclusion criteria. …”
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    Differences in the Prevalence of Clinical Adjacent Segment Pathology among Continents after Anterior Cervical Fusion: Meta-Analysis of Randomized Controlled Trials
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