Results 41 to 50 of about 629,639 (193)

Pernicious Anaemia with Normal Vitamin B12

open access: yesEuropean Journal of Case Reports in Internal Medicine, 2019
A 49-year-old female patient presented to our hospital with asthenia, odynophagia, low grade fever, worsening symptoms of chronic depression, and symmetric leg paresthesias.
Joao Galaz Tavares   +3 more
doaj   +1 more source

Structural Performance of Hybrid Fiber–Metal Laminates Reinforced With Natural and Synthetic Fibers: Tensile, Dynamic–Mechanical, and Residual Stress Behavior

open access: yesPolymer Composites, EarlyView.
Hybrid fiber‐metal laminates combining aluminum with carbon, glass, and sisal/epoxy layers. Sisal fibers maintained strength, improved strain and thermal stability, and reduced residual stresses with less synthetic fiber. ABSTRACT This work studied how hybridization between natural and synthetic fibers influences the structural tensile performance ...
Vilson Dalla Libera Junior   +4 more
wiley   +1 more source

Tourism as a driver of economic and social development in underdeveloped regions

open access: yesRegional Science Policy &Practice, EarlyView., 2023
Abstract Cross‐border cooperations have been usually approached by developing trade agreements between international regions to upgrade their socioeconomic conditions and promote international tourism flows in territories. However, little attention has been paid to the role that tourist companies play in underprivileged territories highly dependent on ...
Rafael Robina‐Ramírez   +3 more
wiley   +1 more source

Adaptações fisiológicas: luz e nutrientes

open access: yes, 2016
Ensino Médio::BiologiaEnsino Fundamental::Séries Finais::Ciências NaturaisApresenta animação que trata dos organismos fotossintetizantes e sua dependência de luz e ...
Tavares, Cláudia
core   +2 more sources

Prospectiva del capital intelectual: Cuadro de mando integral como generador de valor empresarial

open access: yesSAPIENTIAE, 2016
Esta investigación tuvo como objetivo conceptualizar el capital intelectual, definiendo el cuadro de mando integral como generador de valor empresarial, desde una visión prospectiva; apoyado en los planteamientos de Kaplan y Norton (2002), Steward (1997),
Moises Briñez   +2 more
doaj  

Efficient and Accurate Spatio‐Temporal Population Monitoring of Mobile Animals Using Drones and Computer Vision

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Drones and computer vision offer an efficient way to estimate animal populations over localized areas, but surveys often require stitching many overlapping images together. If animals move during the survey, traditional orthomosaic‐based counting methods become unreliable, with some animals appearing in multiple locations while others appear not at all,
Benjamin Koger   +5 more
wiley   +1 more source

Determinación de defectos de calidad en la canal y carne de cerdo mediante el uso de auditorías

open access: yesRevista Mexicana de Ciencias Pecuarias, 2013
El objetivo del estudio fue determinar los defectos de calidad en canal y carne de cerdo, utilizando un formato de encuesta, y correlacionando los resultados de la misma con las  características de la canal y la carne.
Nancy Jerez Timaure   +5 more
doaj  

Comparación de la medición del grosor corneal central medido con el paquímetro incluido en el Wavelight® Ex500 Excimer Laser y el tomógrafo de cámara de Scheimpflug Pentacam® en sujetos sanos

open access: yesRevista Mexicana de Oftalmología, 2017
Objetivo: Comparar los valores de grosor corneal central obtenidos mediante el paquímetro incluido en el Excimer Laser Wavelight EX500® y el tomógrafo de cámara de Scheimpflug Pentacam®.
Manuel Garza León   +4 more
doaj   +1 more source

Experimental and Computational Investigation of Slag–Refractory Interactions Under Conditions Relevant to Hydrogen Plasma Smelting Reduction

open access: yessteel research international, EarlyView.
This study investigates how slag interacts with magnesia–carbon (MgO–C) refractories under conditions relevant to hydrogen plasma smelting reduction. High‐temperature refractory wear tests are combined with thermodynamic modeling to examine refractory dissolution into slag and slag infiltration into the refractory.
Eeli‐Matti Sassi   +4 more
wiley   +1 more source

Estudo dos efeitos fotoinduzidos em filmes finos calcôgenicos submetidos a luz ultravioleta de vácuo [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas, Programa de Pós-Graduação em Física, Florianópolis, 2011Apresentamos aqui os resultados do estudo dos efeitos fotoinduzidos em ligas calcogênicas de ...
Moura, Paulo Roberto de
core  

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