114 research outputs found

    Good for the Nation, Good for the People?

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    Airway and Respiratory Devices in the Prevention of Ventilator-Associated Pneumonia

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    Ventilator-associated pneumonia (VAP) is the most common ICU-acquired infection among patients under mechanical ventilation (MV). It may occur in up to 50% of mechanically ventilated patients and is associated with an increased duration of MV, antibiotic consumption, increased morbidity, and mortality. VAP prevention is a multifaceted priority of the intensive care team. The use of specialized artificial airways and other devices can have an impact on the prevention of VAP. However, these devices can also have adverse effects, and aspects of their efficacy in the prevention of VAP are still a matter of debate. This article provides a narrative review of how different airway and respiratory devices may help to reduce the incidence of VAP.publishersversionpublishe

    Projeto de um mecanismo para simular o movimento da articulação de um joelho cadavérico

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    Tese de mestrado. Mestrado integrado em Engenharia Mecânica. Faculdade de Engenharia. Universidade do Porto. 201

    Debate social e construção do território

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    Sente-se cada dia mais activo o debate acerca da posição em que se colocam os profissionais que actuam sobre o território ou, de um modo mais genérico, sobre a organização do espaço em que vivemos. Arquitectos, urbanistas, cientistas sociais e decisores políticos desdobram-se em reflexões acerca da maior ou menor participação das populações nos processos de decisão que levam às transformações das cidades e do território, bem como dos espaços habitacionais de promoção pública. São analisadas, ..

    Debate social e construção do território

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    Sente-se cada dia mais activo o debate acerca da posição em que se colocam os profissionais que actuam sobre o território ou, de um modo mais genérico, sobre a organização do espaço em que vivemos. Arquitectos, urbanistas, cientistas sociais e decisores políticos desdobram-se em reflexões acerca da maior ou menor participação das populações nos processos de decisão que levam às transformações das cidades e do território, bem como dos espaços habitacionais de promoção pública. São analisadas, ..

    Nutrient Content with Different Fertilizer Management and Influence on Yield and Fruit Quality in Apple cv. Gala

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    Assessing a plant’s nutritional status and fertilizer rates and types that can optimize fruit quality and yield are critical in intensive apple orchards. The aim of this work was to identify correlations between nutrients in the different organs that allow the early diagnosis of the nutritional status and to assess the impact on the optimal nutrient content in apple leaves, as well as in the yield and quality of chemical and organic fertilization. Five orchards of ‘Gala’ were fertilized with different levels of NPK over a period of four years. Macro and micronutrients of buds, flowers, 45 and 90–110 days after full bloom (DAFB) leaves and 60 DAFB and 15 days before harvest (DBH) fruits were determined. Boron was the only element for which strong correlations, 0.7 < r < 0.9, were observed between all organ pairs. The fertilization treatments did not affect the nutrient concentrations in the leaves of 90–110 DAFB other than P, Ca and Mg and did not affect the macronutrients in the fruit. In one of the five orchards, the yield increased by 26% with double fertilization compared to standard fertilization and, for the other four orchards, the impact depended on the year. Fruit size was more related to crop load than to fertilization and TSS and firmness were not affected by the type or amount of fertilizers. Replacing part of the chemical fertilizer with organic materials did not affect productivity or fruit qualityinfo:eu-repo/semantics/publishedVersio
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