Results 71 to 80 of about 461,960 (292)
Trazos para un mapa de la investigación sobre juventud en América Latina
Papers, 2006 El desarrollo de la investigación sobre juventud en América Latina en los últimos veinte años ha generado una amplia producción en distintos rubros.
José Antonio Pérez Islas
doaj +1 more source
A Two‐Stage Plasma Biomarker Algorithm Reduces Amyloid PET Use and the p‐Tau217 Gray Zone
Annals of Clinical and Translational Neurology, EarlyView.ABSTRACT Objective Plasma p‐Tau217 leaves 30%–50% of patients in an indeterminate “gray zone” often requiring Aβ‐PET. We developed GRAD (Gatekeeper‐Reflex for Alzheimer's Disease), a two‐stage Aβ‐positivity prediction model to improve classification while reserving Aβ‐PET for residual uncertainty.
Harthik Parankusham +7 more
wiley +1 more source
Historia Regional, 2016 El presente trabajo realiza una aproximación a los pobladores que se asentaron en el norte de la Patagonia Argentina, particularmente en el Territorio de Río Negro, a partir de los informes de inspección realizados por funcionarios de la Dirección ...
Blanco, Graciela
doaj
Asclepio: Revista de Historia de la Medicina y de la Ciencia, 2012 Hasta la Ilustración era común considerar que la religión revelada contenía información empírica. La doctrina cristiana de la resurrección de los muertos planteó problemas biomédicos y a su vez se apoyó en teorías médicas, embriológicas y químicas.
Carlos Solís
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Informes de Actividades 1971-1972
, 1971 218 páginas.Este documento presenta el la primera parte todas las actividades que constituyeron los proyectos en el período. En la segunda parte comprende los informes de aquellas actividades No programadas que fueron realizadas a modo de apoyo.
Instituto Interamericano de Ciencias Agrícolas (IICA)
core
Annals of Clinical and Translational Neurology, EarlyView.ABSTRACT Background Blood‐based biomarkers are increasingly used to identify Alzheimer's disease (AD) pathology and may play an important role in early disease screening and participant selection for clinical trials. However, their performance across stages of cognitive impairment remains unclear. This study examined whether plasma biomarkers differ in
Maryam Abdolmaleki +7 more
wiley +1 more source
Parkinson Disease Subtype Stability and Eventual Convergence
Annals of Clinical and Translational Neurology, EarlyView.ABSTRACT Objective Previous research identified distinct Parkinson disease (PD) clinical subtypes of “Motor Only,” “Psychiatric & Motor,” and “Cognitive & Motor” based on comprehensive, multidomain classification. Whether these subtypes reflect distinct trajectories or progressive disease stages remains unknown.
Laura M. Rosok +10 more
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Four‐Year Cognitive Outcomes in Multiple Sclerosis: Associations With Lesion Myelin Integrity
Annals of Clinical and Translational Neurology, EarlyView.ABSTRACT Objectives Cognitive impairment is prevalent in patients with multiple sclerosis (MS) but whether lesion myelin integrity influences future cognitive outcomes remains unclear. We investigated the relationship between baseline lesion myelin water fraction (MWF) and cognitive performance 4 years later.
Iliana Pliska‐Bloch +9 more
wiley +1 more source
Revista Española de Desarrollo y Cooperación, 2020 The relationship between the sustained growth that Asia is experiencing in the last decade and its reflection in the real progress of the Sustainable Development Goals is the object of analysis in this article, which seeks an approach to the complex reality of Asia and the Pacific through the review of the National Voluntary Reports of four countries ...
openaire +1 more source
Discordance Between Patient and Physician Global Assessments in Early Systemic Sclerosis
Arthritis Care &Research, EarlyView.Objective This study aims to identify factors associated with patient global assessment (PtGA) and physician global assessment (PhGA) and discordance between them in systemic sclerosis (SSc). Methods Data from adults with early SSc (<5 years) from the Collaborative National Quality and Efficacy Registry were included.
Ellen Romich +35 more
wiley +1 more source