Browsing by Title
Now showing items 63398-63417 of 92552
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(Universidad de Chile, 2023)Los recursos digitales y las Tecnologías de Información y Comunicación (TIC) son elementos imprescindibles para la educación en Ciencias, y la correcta aplicación de éstos forma parte de los Objetivos de Aprendizaje ...
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(Universidad de Chile, 2023)Hoy en día, las empresas están enfrentando constantemente amenazas e intentos de fraudes; para los cuales, se han creado diversas medidas de control y seguridad. Dentro de los procesos claves que no han sido considerados ...
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(Universidad de Chile, 2013)El presente trabajo tiene como objetivo central realizar una reconstrucción histórica de los años 1946 y 1947, en base al problema de la división política y sindical del movimiento obrero chileno, de modo de dilucidar ...
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(Universidad de Chile, 1998)
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(Universidad de Chile, 2014)En esta tesis buscaré desentrañar lo modos en que el discurso sobre lo griego contenido en textos escolares chilenos publicados entre 1930 y 1990 se encuentra prefigurado por las condiciones y contextos particulares en que ...
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(WILEY-LISS, DIV JOHN WILEY & SONS INC, 2007-07)Background and Objectives: It was proposed that occult pancreaticobiliary reflux (OPBR) was associated with precancerous mucosal changes in the gallbladder, hence the importance of this disorder. There are no published ...
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(Springer, 2013)Estimating the number n of unseen species from a k-sample displaying only p ≤ k distinct sampled species has received attention for long. It requires a model of species abundance together with a sampling model. We start ...
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(Springer Netherlands, 2017)© 2016, Springer Science+Business Media Dordrecht. Context: Interactions between landscape-scale processes and fine-grained habitat heterogeneity are usually invoked to explain species occupancy in fragmented landscapes. ...
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(Taylor & Francis, 2020)Theoretical and political background: Human rights can help value human diversity as a natural condition of all societies. In some places, however, not everybody can exercise their rights.Purpose: This work aims to understand ...
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(2012)Accidents with risk of occupational exposure to body fluids constitute more of a third of labor accidents. Objective: To describe the annual incidence of accidents with exposure to body fluids in the Felix Bulnes Hospital ...
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(2001)We review the Hospital de Niños Dr. Exequiel González Cortés's experience on blood and body fluids exposure of healthcare team, from January 1992 to December 1999. This kind of exposure increases the risk of acquiring ...
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(Revista de Saude Pública, 2020)OBJECTIVE: To explore the association of occupational pesticide exposure with acute and mental health symptoms. METHODS: Cross-sectional survey carried out with 78 Brazilian family farmers, who were pesticide applicators ...
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(Wiley, 2016-10)Objective To evaluate indoor polycyclic aromatic hydrocarbon (PAH) concentrations in bars and restaurants and identify the main determinants of airborne PAH concentrations. Methods This study included 57 bars/restaurants ...
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(Universidad de Chile. Facultad de Economía y Negocios, 1994-06)Data on all persons employed in the California State Civil Service between 1977 and 1985 reveals a marked improvement in the distribution of women across income classes. An important part of this improvement appears due ...
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(Elsevier, 2014)Objective To evaluate the relative contribution of occupational vs. non-occupational secondhand tobacco smoke exposure to overall hair nicotine concentrations in non-smoking bar and restaurant employees. Method We ...
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(W.B. Saunders, 2017)© 2016 Elsevier Inc.Purpose Delirium has negative consequences such as increased mortality, hospital expenses and decreased cognitive and functional status. This research aims to determine the impact of occupational therapy ...
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(Springer International Publishing, 2020)
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(Veterinary World, 2020)Aim: This study was undertaken to isolate Listeria (L.) species from raw meats sold in markets in Enugu State, Southeast Nigeria, and to determine the antibacterial resistance profile. Materials and Methods: Twenty-five ...
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(Soc Economic Geologists, 2020)Porphyry Cu-Mo deposits (PCDs) are the world’s major source of Cu, Mo, and Re and are also a significant source of Au and Ag. Here we focus on the world-class Río Blanco PCD in the Andes of central Chile, where Ag is a ...