Results 21 to 30 of about 959 (134)

Anatomical–Motor Level Discrepancy in Prenatal Diagnosis of Open Spinal Dysraphism: A 12‐Year Retrospective Observational Study

open access: yesBJOG: An International Journal of Obstetrics &Gynaecology, EarlyView.
ABSTRACT Objectives To quantify the discrepancy between anatomical and motor levels in foetuses with open spinal dysraphism and identify prenatal factors associated with this difference. We also examined associations between anatomical level and ultrasound findings. Design Retrospective observational study.
Silvia Arévalo   +8 more
wiley   +1 more source

Analysis of the relationship between firm innovation and corporate social responsibility: A systematic literature review

open access: yesEuropean Management Review, EarlyView.
Abstract Firm innovation and corporate social responsibility (CSR) are key strategic considerations that shape a firm's competitiveness and sustainability. However, studies exploring the relationship between the two are heterogeneous and sometimes obtain contradictory results, making it difficult to draw clear conclusions.
Daniel Alonso‐Martínez   +2 more
wiley   +1 more source

Programmable Inter‐Droplet Communication by Polymer‐Gated Ion Transport Through Nanopore Lattices

open access: yesSmall Science, Volume 6, Issue 8, August 2026.
Laser‐written polyelectrolyte barriers were applied for regulating imbibition and ion transport through silica mesopores between droplet compartments. Specific imbibition sequences and precipitation readouts indicated cation‐selective transport across the barriers. Depending on salt identity, barrier, and experimental parameters, ionic transport ranged
Marius Kirsch   +4 more
wiley   +1 more source

Fecal Steroids as Tracers of Human Population and Waste Management Practices at the Ancient Maya City of Ucanal, Guatemala

open access: yesArchaeometry, Volume 68, Issue 4, Page 646-658, August 2026.
ABSTRACT Geochemical data compiled from dried sediments from three water reservoirs at the ancient Maya city of Ucanal, Petén, Guatemala, reveal low to undetectable fecal biomarker concentrations. These low concentrations may be the result of the aerobic decay of sterols combined with well‐managed waste disposal practices.
Jean D. Tremblay   +3 more
wiley   +1 more source

Incidencia económica de proyectos de inversión pública sectorial en el PIB de Bolivia (periodo 2000-2013)

open access: yesRevista Estudios de Políticas Públicas, 2016
El presente trabajo estudia la incidencia económica que tienen los Proyectos de Inversión Pública por Sectores en el Producto Interno Bruto Real de Bolivia.
Rolando Párraga
doaj   +1 more source

An Accessible Microfluidic Platform for the Generation of Polarized Brain Organoids

open access: yesAdvanced Materials Technologies, Volume 11, Issue 14, 22 July 2026.
This study presents an accessible double‐gradient microfluidic device that enables controlled morphogen delivery and spatially polarized differentiation in brain organoids. By integrating a pump‐free design and stable fabrication method, the platform generates dorsal–ventral neuronal asymmetry, offering a reproducible and versatile approach to model ...
Daniel Pérez‐Calixto   +6 more
wiley   +1 more source

Opciones reales y su aplicación en la valoración de proyectos TI

open access: yesIngeniare: Revista Chilena de Ingeniería
Los entornos en los que se desarrollan los proyectos de inversión TI son bastantes inciertos debido a que durante el período en el que se lleva a cabo la inversión se presentan modificaciones tanto de las variables microeconómicas como de las ...
Nahur M. Meléndez Araya   +1 more
doaj   +1 more source

Los Municipios Chilenos y la Inversión Pública

open access: yesRevista Iberoamericana de Estudios Municipales, 2012
Este artículo analiza la inversión pública que se realiza en Chile, poniendo el foco de atención en cuál es el rol que juegan los municipios en dicho ámbito.
Cristian Loyola Díaz
doaj   +1 more source

Emerging directions in tauopathy research

open access: yesAlzheimer's &Dementia, Volume 22, Issue 6, June 2026.
Abstract The Tau Global Conference 2025, hosted by the Alzheimer's Association, CurePSP, and the Rainwater Charitable Foundation, convened international experts from academia, industry, government, and philanthropy to explore advances and challenges in tauopathy research. The meeting highlighted progress across tau biology, including emerging models of
Luc Buée   +41 more
wiley   +1 more source

Decisiones de inversión y financiación en empresas de ocio, turismo y hostelería. Casos prácticos

open access: yesInnovar: Revista de Ciencias Administrativas y Sociales, 2005
Índice: Introducción. Parte I. Decisiones de inversión en la empresa. Tema 1: Cálculo de los flujos de caja de un proyecto de inversión. Tema 2: Criterios de evaluación de proyectos de inversión.
María Concepción Verona Martel   +2 more
doaj  

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