ResumoObjectivo: Avaliar a incidência e os factores de risco de lesão renal após um primeiro episódio de pielonefrite aguda (PNA).Métodos: Foram analisados os processos clínicos de crianças seguidas na Consulta de Nefrologia Pediátrica de um Hospital de Nível III, após internamento por PNA entre Janeiro de 2000 e Dezembro de 2002. Foram excluídas as crianças com antecedentes de infecção urinária, uropatía previ...
Tanning wastewater was subjected to different unit operations to select the best treatment sequences. Textile membrane filtration (TMF), microfiltration (MF), and ultrafiltration (UF) were complemented by screening, flocculation or flotation operations. The general chemical characterization determined that the wastewater had a high organic load. The ecotoxicological study classified the wastewater as highly ec...
Wastewater management has a central role in sustainable development, and, in this context, an integrated management of wastewater treatment plants (WWTP) can be important. WWTP discharge complex effluents and for a new strategy in environmental protection ecotoxicological evaluation should complement the usual chemical evaluation. The EU project WW4Environment was set up for a WWTP located in Lisbon area and di...
Engineered Titanium nanoparticles are used for a wide range of applications from coatings, sunscreen cosmetic additives to solar cells or water treatment agents. Inevitably environmental exposure can be expected and data on the ecotoxicological evaluation of nanoparticles are still scarce.The potential effects of nanoparticles of titanium dioxide (TiO2) on two model organisms, the water flea, Daphnia magna and ...
Mestrado em Psicologia Social e das Organizações ; Os comportamentos de voz dos trabalhadores promovem a mudança e a inovação através da identificação de problemas, das opiniões e sugestões que os indivíduos dão e que são orientadas para a melhoria organizacional. Esta investigação pretendeu estudar o impacto da relação de troca entre o indivíduo e a organização nos comportamentos de voz do trabalhador, e quan...
Financiadores do RCAAP | |||||||
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