Results 41 to 50 of about 129,868 (252)

Localización de los desprendimientos de retina sin afección total. ¿Es útil en el servicio de emergencias?

open access: yesRevista de Educación e Investigación en Emergencias, 2022
Introducción: El desprendimiento de retina regmatógeno puede causar ceguera si no se atiende oportunamente. Detectarlo en un servicio de emergencias podría facilitarse si se identificara una localización más frecuente, antes de que la afección fuera ...
Fernando J. Macouzet-Romero   +4 more
doaj   +1 more source

Genetic Risk and High Burden of Depression and Suicide in the Maya‐Mestizo Population of Yucatán, México

open access: yesAmerican Journal of Medical Genetics Part B: Neuropsychiatric Genetics, EarlyView.
ABSTRACT Major depression and suicide are critical public health concerns, particularly in underrepresented populations with unique genetic and sociocultural contexts. The Maya‐mestizo population presents the highest suicide rates in the country but remains understudied in psychiatric genetics. This study evaluated the association between three genetic
Marta Menjivar   +3 more
wiley   +1 more source

LIJ. IBERO. Revista de Literatura Infantil y Juvenil Contemporánea, Año 6, Núm. 12, julio-diciembre 2021

open access: yes, 2021
LIJ · IBERO. Revista de Literatura Infantil y Juvenil Contemporánea , Año 6, Núm. 12, julio-diciembre 2021, es una publicación electrónica de la Universidad Iberoamericana, A. C., con domicilio en: Departamento de Letras de la Universidad Iberoamericana.
Universidad Iberoamericana Ciudad de México
core  

Eco‐Friendly Aqueous Polymeric Binders for High‐Performance Graphite Anodes: Structure–Property Insights for Lithium‐Ion Batteries

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Polyvinylidene fluoride (PVdF) is commonly used as a binder material in the preparation of anode or cathode electrode slurries for commercial Li‐ion batteries (LIBs). High‐cost PVdF binder generally requires the use of toxic and environmentally unfriendly N‐methyl‐2‐pyrrolidone (NMP) as a solvent for dissolution.
Bayram Devlet   +4 more
wiley   +1 more source

Mi cuerpo es mío: apps menstruales y la normalización sociotécnica del género

open access: yesSexualidad, Salud y Sociedad: Revista Latinoamericana, 2023
El uso de aplicaciones móviles para el seguimiento de los ciclos menstruales es cada vez más popular. La proliferación de aplicaciones plantea interrogantes relativas a la normalización de la construcción binaria de las identidades sexo-genéricas a ...
Ivanna Martínez Polo   +4 more
doaj  

The evidence base for ranger patrol effectiveness in conservation and how to improve it

open access: yesBiological Reviews, EarlyView.
ABSTRACT Ranger patrols are a cornerstone of wildlife protection efforts around the world and occur across all ecological governance systems. Evidence that patrols reduce threats to wildlife and enable their recovery has not been systematically examined previously.
Trina Rytwinski   +19 more
wiley   +1 more source

Relación entre la adquisición del gateo y la marcha independiente en el niño de alto riesgo en seguimiento

open access: yesPerinatología y Reproducción Humana, 2021
Introducción: El gateo representa la primera forma de locomoción autónoma. Se han mencionado las implicaciones de la adquisición del gateo para lograr la marcha independiente y el control motor en el niño, pero son pocos los estudios relacionados con el ...
Ma. del Pilar Ibarra-Reyes   +7 more
doaj   +1 more source

Synergistic Action of Ascorbic Acid and Readily Accessible NHC^N Ligands for the Oxidation of Gold(I) With Electron‐Rich Aryldiazonium Salts

open access: yesChemistry – A European Journal, EarlyView.
The synergic action of ascorbic acid and NHC^N ligands enables Au(I) oxidation with electron‐rich aryldiazonium salts. ABSTRACT The synergistic action of ascorbic acid and NHC^N ligands enables the challenging oxidation of Au(I) with electron‐rich aryldiazonium salts in the absence of a cocatalyst and/or irradiation. EPR, NMR, and x‐ray analyses reveal
Paula G. Cárdenas‐Cárdenas   +7 more
wiley   +1 more source

Synthesis and characterization of amphiphilic nitroxide 1,1,3,3–tetraethylisoindoline–2–oxyl–5–sodium sulfonate (TEIOSNa)

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract The synthesis and characterization of an amphiphilic nitroxide to be used as a controlling agent in a nitroxide‐mediated living radical polymerization in aqueous dispersion media is presented. In the first stage of nitroxide synthesis (phthalimide protection), two reaction methods were employed: traditional and microwave.
Enrique García‐Leal   +3 more
wiley   +1 more source

Mexican Teachers' Cohort Cognitive Study: A pilot of home-based assessments. [PDF]

open access: yesAlzheimers Dement
Abstract INTRODUCTION Expanding research on aging and cognition in low‐ and middle‐income countries is critical, yet logistically complex. Large, established cohorts, such as the Mexican Teachers’ Cohort (MTC; >100,000 women), pose unique opportunities for neurocognitive research in Latin America.
Jaen J   +14 more
europepmc   +2 more sources

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