Results 41 to 50 of about 737,027 (231)

Clinical Evidence Behind a Paywall: An Analysis of Randomised Clinical Trials Included in Cochrane Reviews

open access: yesLearned Publishing, Volume 39, Issue 2, April 2026.
ABSTRACT Open access to health evidence is essential for informed decision‐making, yet many randomised controlled trials (RCTs) remain behind paywalls. This study assessed the accessibility of RCTs cited in Cochrane intervention systematic reviews, focusing on open access availability and alternative access options.
Leonardo J. Uribe‐Cavero   +4 more
wiley   +1 more source

Caracterización del consumo de café en estudiantes de medicina [PDF]

open access: yes, 2021
Introducción: el café es una de las bebidas de mayor consumo mundial. Puede considerarse una planta medicinal porque presenta muchas propiedades beneficiosas antibacterianas, antiinflamatorias y antioxidantes. Objetivo: determinar las características del
Ferrer Mora, Yissell Inés   +4 more
core   +1 more source

Estimación del peso según la edad. Comparación de las fórmulas en una muestra peruana

open access: yesOdontología Sanmarquina, 2018
Objetivo: Determinar una fórmula de estimación del peso a partir de la edad de niños atendidos en una Clínica de Odontopediatría y comparar su exactitud con las fórmulas estándares.
Kamila Sihuay-Torres   +5 more
doaj   +1 more source

Using miniaturized laboratory equipment and DNA barcoding to improve conservation genetics training and identify illegally traded species

open access: yesConservation Biology, Volume 40, Issue 2, April 2026.
Abstract Illegal wildlife trade (IWT) is one of the largest global illegal activities, and it negatively affects biodiversity and sustainable development worldwide. DNA barcoding coupled with high‐throughput sequencing (i.e., metabarcoding) is useful in identifying taxa affected by IWT and has been used routinely for decades.
Maria Joana Ferreira da Silva   +9 more
wiley   +1 more source

LOS TRAYECTOS ACADEMICOS DE ESTUDIANTES UNIVERSITARIOS Y SU RELACIÓN CON CONDICIONES SOCIODEMOGRÁFICAS [PDF]

open access: yes, 2010
Los objetivos del proyecto cuyos avances se presentan en este trabajo son: a) construir distintos perfiles de ingreso a las carreras de la Facultad de Ciencia Política y RR.II., según características sociodemográficas, experiencias previas de aprendizaje
Borrell, Mariana   +2 more
core  

Testimonio: Sólo eran estudiantes

open access: yesRevista Latinoamericana de Derechos Humanos, 2020
Acercaremos al lector a la realidad de una persona migrante, sensibilizando, por medio de la narración como única protagonista, de manera que la realizadora sólo será el medio para visibilizar estas realidades en las que el sujeto se muestra desde su propia voz.
openaire   +5 more sources

Linguistic and Cultural Immersion of American Students in Spanish Universities: Implications for Higher Education and Study Abroad Programs

open access: yesInternational Journal of Applied Linguistics, Volume 36, Issue 1, Page 874-893, February 2026.
ABSTRACT Direct enrollment (DE) study abroad programs offer linguistic and cultural immersion by allowing students to enroll in coursework at partner universities worldwide. However, there is limited research on students’ perspectives of such programs and the necessary measures for success.
Jillian M. Pandor   +2 more
wiley   +1 more source

Reporte de algunas especies de ofidios presentes en el departamento de sucre, Colombia

open access: yesRevista Colombiana de Ciencia Animal Recia, 2009
Las serpientes son vertebrados ápodos cubiertos de escamas epidérmicas, denominados animales ectotermos ya que su temperatura interna depende de la temperatura medio ambiental.
JUAN DAVILA, JORGE BUELVAS
doaj   +1 more source

Thermal noise lowers the accuracy of rotationally invariant harmonics of diffusion MRI data and their robustness to experimental variations

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 1, Page 204-219, January 2026.
Abstract Purpose Rotational invariants (RIs) are at the root of many dMRI applications. Among others, they are presented as a sensible way of reducing the dimensionality of biophysical models. While thermal noise impact on diffusion metrics has been well studied, little is known on its effect on spherical harmonics‐based RI (RISH) features and derived ...
Guillem París   +5 more
wiley   +1 more source

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