Mostrando 2,081 - 2,100 Resultados de 56,683 Para Buscar '"áfrica"', tiempo de consulta: 0.45s Limitar resultados
  1. 2081
    “…Air pollution exposures unique to Africa and some other resource limited settings were dust and specific occupational exposures. …”
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  2. 2082
    por Vergunst, Richard
    Publicado 2018
    “…In this paper, the current situation regarding rural mental health in South Africa is explored. The current status is presented, followed by an attempt to provide approaches and ideas to improve the situation in order to make it more context appropriate and relevant. …”
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  3. 2083
  4. 2084
    “…Testicular cancer is a common malignancy in young males with higher incidence in developed nations but with the lowest incidence in Africa (0.3–0.6/100 000). Ironically, the global testicular cancer mortality rate has shown a reverse trend to its incidence with higher rates in low- and middle-income countries (0.5 per 100 000) than in high-income countries. …”
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  5. 2085
    “…BACKGROUND: The Afrikaner population of South Africa is the descendants of European colonists who started to colonize the Cape of Good Hope in the 1600s. …”
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  6. 2086
    “…The climate of West Africa is expected to become more arid due to increased temperature and uncertain rainfall regimes, while its population is expected to grow faster than the rest of the world. …”
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  7. 2087
    “…In this study, we describe the karyotypes of 38 species of spiders belonging to 16 entelegyne families from South Africa and Namibia. In the majority of analysed families, the observed chromosome numbers and morphology (mainly acrocentric) did not deviate from the family-level cytogenetic characteristics based on material from other continents: Tetragnathidae (2n♂ = 24), Ctenidae and Oxyopidae (2n♂ = 28), Sparassidae (2n♂ = 42), Gnaphosidae, Trachelidae and Trochanteriidae (2n♂ = 22), and Salticidae (2n♂ = 28). …”
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  8. 2088
    “…Over the last two decades, the pig population in Africa has grown rapidly, reflecting the increased adoption of pig production as an important economic activity. …”
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  9. 2089
    por Graff, Gregory D., Pardey, Philip G.
    Publicado 2019
    “…Only a small share of inventions globally are made in sub‐Saharan Africa, but for those inventions that do arise in Africa, foreign filings are made widely outside of Africa.…”
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  10. 2090
    “…These animals were from 8 of the 9 provinces in South Africa. Linguatulid pentastomes were found only in 7 animals, specifically the African Lion (n = 3) and African Buffalo (n = 4). …”
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  11. 2091
    por Younan, M., Bornstein, S., Gluecks, I. V.
    Publicado 2016
    “…Serological results from archived camel sera provide evidence for circulation of MERS coronavirus (MERS-CoV) among dromedary camels in the Greater Horn of Africa as far back as 1983 and in Saudi Arabia as far back as 1992. …”
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  12. 2092
    por Whiteside, Alan, Zebryk, Nick
    Publicado 2017
    “…Over the past 30 years, Africa has achieved significant health gains. Life expectancy has risen while infant, child, and maternal mortality have declined. …”
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  13. 2093
  14. 2094
    por Pirie, Gordon
    Publicado 2006
    “…In the first decade of democratic rule in South Africa scheduled commercial passenger flights across the country’s borders more than doubled. …”
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  15. 2095
  16. 2096
    “…This finding provides the rationale for this investigation into the requirements for an efficient eModeration system for IT and CAT assessments at grade 12 level in South Africa (SA). This study draws on eModeration literature as well as technology adoption literature to identify a set of pre-adoption eModeration requirements against the background of the challenges and benefits of eModeration. …”
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  17. 2097
    “…The BDRI, applied on Africa, includes the topic of happiness within the digital wellbeing driver, but the link between the two topics requires further investigation. …”
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  18. 2098
    “…This study, consequently, looks at the nature of graduate IS programmes in Sub-Saharan Africa (SSA). Using a direct survey method, IS courses information were collected from the websites of top universities in SSA based on a 2019 webometric world ranking of universities. …”
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  19. 2099
  20. 2100
    “…Few studies on hair mercury (Hg) have been conducted in Africa despite the fact that Africa has several gold deposits. …”
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