Mostrando 81 - 100 Resultados de 1,389 Para Buscar '"Central America"', tiempo de consulta: 0.19s Limitar resultados
  1. 81
    “…OBJECTIVE: In this article we present a first attempt to understand the immediate impact of COVID-19 and the sanitary measures taken by governments on farming systems in Central America and Mexico (CAM). METHODS: Through a review of information generated in these initial months of the COVID-19 pandemic (webinars, blogs, electronic publications, media) and 44 interviews with key informants across the region, we have identified the main impacts felt by different types of farming systems in the region. …”
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  2. 82
    “…In this article we present a review of the ticks that parasitize humans in Central America, covering data from the 19th Century to the present day. …”
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  3. 83
  4. 84
    “…To understand the sexual and reproductive health (SRH) experiences of migrant women and girls of reproductive age (15–49 years) from the Northern Triangle of Central America (El Salvador, Guatemala and Honduras) during their journey to the United States. …”
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  5. 85
    “…A taxonomic treatment of 38 species of Muhlenbergia, a phylogeny based on analysis of six DNA sequence markers, and classification of Muhlenbergia for Central America (Belize, Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama; and Campeche, Chiapas, Quintana Roo, Tabasco, and Yucatán, México) is given. …”
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  6. 86
    “…Lifetime wood cookstove use associates with gastric cancer risk in the high-incidence regions of Central America, and the association is dependent on the rs1800440 genotype in CYP1B1. …”
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  7. 87
  8. 88
    por Thow, Anne Marie, Hawkes, Corinna
    Publicado 2009
    “…BACKGROUND: Central America has undergone extensive trade liberalization over the past two decades, and has recently signed a Free Trade Agreement with the United States. …”
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  9. 89
    “…In addition, this report documents the currently known geographical distribution of this parasite in Central America, first recorded from Panamá and now from Honduras.…”
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  10. 90
  11. 91
    “…We provide an illustrated key of species of Dendroctonus Erichson from Mexico and Central America based on characters of the male genitalia and external morphology. …”
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  12. 92
    por Anzaldo, Salvatore S.
    Publicado 2017
    “…The thirty-nine extant genera of Conoderinae known to occur in North America, Central America, and the Caribbean are reviewed based on external morphology. …”
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  13. 93
    “…BACKGROUND: Recent studies have begun to reveal the complex evolutionary and biogeographic histories of mainland anoles in Central America, but the origins and relationships of many taxa remain poorly understood. …”
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  14. 94
    “…RESULTS: Five different patterns for PfHRP2 and one pattern for PfHRP3 were identified. Isolates from Central America show a high level of genetic diversity in pfhrp2; however, the amino acid sequences seem to contain enough motifs to be detected by the RDTs currently available. …”
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  15. 95
    “…Here we provide the second in a three-part series of revisions of the morelloid solanums treating the species occurring in North and Central America and the Caribbean (for the Old World see “PhytoKeys 106”, the third part will treat species of South America). …”
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  16. 96
    “…This study evaluated the educational needs of families at major pediatric oncology centers in Central America and Mexico. METHODS: A qualitative study involving 72 in-person interviews and 4 focus groups was conducted using a semistructured interview guide. …”
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  17. 97
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  19. 99
    por Stanley, Phiona
    Publicado 2021
    “…These are, first, (primarily medical) volunteer tourism ideologies and practices in Central America, including U.S.-American teenagers volunteering in medical centers where, entirely untrained, they do sutures and injections, deliver babies, and help with amputations. …”
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  20. 100
    “…The chloroplast genome of the Magnolia species from Central America has never been reported. With its local use for food flavoring, medicine, and wood, M. mexicana has been of good economic importance. …”
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