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Buscador de Tesis y publicaciones académicas

Consulta más de 250 millones de tesis, artículos científicos, ponencias y datasets de repositorios abiertos de todo el mundo. Encuentra antecedentes para tu investigación y descarga los que son de acceso libre.

883.805 resultados

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Artículo 2026 Acceso abierto Revisado por pares

Mapping the evidence on public health competency assessment strategies in undergraduate medical education: a scoping review

Erwin Hernando Hernández Rincón · Mariana González Garcés · Jerónimo Cárdenas Montoya · Valeria Concha Fernández · y 3 más

Abstract Background The increasing complexity of health systems and the growing importance of social determinants of health require physicians trained with a population-based perspective. However, assessment of public health competencies in undergraduate medical education remains heterogeneous, with limited conceptual...

medical and health sciences other medical science
  • Springer Science and Business Media LLC
  • English
  • DOI: 10.1186/s12909-026-09976-0
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Artículo 2026 Acceso abierto Revisado por pares

Inside-Out Lumbar Endoscopy Revisited: Disc-Centered Surgery in Patients Requiring Limited Discectomy to Minimize Burden From Epidural Trauma, Irrigation, Nerve Manipulation, and Scarring

Kai-Uwe Lewandrowski · Anthony Yeung · Morgan P. Lorio

Lumbar spinal endoscopy originated as a disc-centered inside-out technique shaped by early technological constraints. As endoscopic platforms advanced, operative capability expanded toward extradiscal and epidural decompression within the spinal canal, broadening the range of pathology that can be addressed endoscopica...

  • International Journal of Spine Surgery
  • English
  • DOI: 10.14444/8918
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Artículo 2026 Acceso abierto Revisado por pares

Twenty-five years of septic shock hemodynamic resuscitation trials: a conceptual perspective

Hernandez, Glenn · Hunsicker, Oliver · de Backer, Daniel · Angus, Derek C. · y 18 más

Twenty-five years of septic shock resuscitation trials have progressively transformed the physiological understanding of shock and the way bedside interventions are conceptualized. Early strategies focused on correcting isolated global hemodynamic or metabolic targets through protocolized interventions, whereas more re...

medical and health sciences clinical medicine Perspective
  • Springer Science and Business Media LLC
  • English
  • DOI: 10.1186/s13054-026-06201-8
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Artículo 2026 Acceso abierto Revisado por pares

Within-host SARS-CoV-2 diversity in immunocompromised patients during acute infection

Deninson Alejandro Vargas · Ludwig L. Albornoz · Mateo Peña-Morales · Helen Johana Ortiz Rojas · y 3 más

ABSTRACT Within-host SARS-CoV-2 diversity during acute infection is largely characterized by low-frequency intra-host single-nucleotide variants (iSNVs), but whether early iSNV patterns differ by immune status remains unclear. We analyzed biobanked diagnostic specimens from adults with RT-qPCR-confirmed SARS-CoV-2 infe...

Male Adult Whole Genome Sequencing SARS-CoV-2
  • American Society for Microbiology
  • English
  • DOI: 10.1128/jvi.02224-25
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Artículo 2026 Acceso abierto Revisado por pares

LLM-Mediated Smart Tele-Primary Care for Rural Older Adults: A Caregiver-Centered and Scenario-Assessed Framework for Respiratory Infection Monitoring

Angel Dario Pinto-Mangones · Yair E. Rivera-Julio · Carolina Castellanos-Ramos · Nelson Alexander Pérez-García · y 2 más

The COVID-19 pandemic accelerated the use of telemedicine and revealed persistent barriers in rural primary healthcare, especially among older adults and caregivers. This study proposes an LLM-mediated smart tele-primary-care framework to support respiratory infection monitoring in underserved communities of Córdoba, C...

clinical decision support Rural Population digital health engineering and technology
  • MDPI AG
  • English
  • DOI: 10.3390/s26144610
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Artículo 2026 Acceso abierto Revisado por pares

The solid organ transplantation landscape in Chile: a focus on basic and clinical research

Amador, Cristián A. · Krall, Paola · Galdames, Elizabeth · Morales, Jorge · y 1 más

Transplantation in Chile began after the first global experiences, only 10-years separated the world’s first organ transplant from those initiated in Chile. Currently, Chile performs >600 transplants/year, while 2,000 individuals remain on the waiting list. Advances in Transplantation rely on basic and clinical rese...

Perspective
  • Frontiers Media SA
  • DOI: 10.3389/fmed.2026.1886870
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Artículo 2026 Acceso abierto Revisado por pares

Causal effects of multiple sclerosis therapies in left-truncated registry data

Dagmawi Chilot Haile · Ibrahima Diouf · Serkan Ozakbas · Dana Horakova · y 72 más

Background: Left-truncation is an unrecorded interval between multiple sclerosis (MS) onset and initial data in observational studies. This delay may bias estimates of disease-modifying therapy (DMT) effectiveness, especially when determined by patient or disease characteristics. Objectives: To examine whether causal e...

Adult Male Multiple Sclerosis Time Factors
  • SAGE Publications
  • Italy
  • English
  • DOI: 10.1177/13524585261459943
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Artículo 2026 Revisado por pares 1 cita

Volumetric and Surface Measurements of the Palate in Infants With Unilateral Cleft Lip and Palate: A 3D Scanning Comparative Study

Loris Marcolongo · Riccardo Solazzo · Francesca Gaffuri · Ana María Cerón-Zapata · y 3 más

Objective To compare surface and volumetric measurements obtained from 3D digital palatal casts of patients with cleft lip and palate (CLP) acquired using 2 optical systems: laser scanning (Dental Wings 3Series) and stereophotogrammetry (Vectra 3D Imaging System). Design Retrospective methodological study. Setting: Int...

medical and health sciences clinical medicine
  • SAGE Publications
  • English
  • DOI: 10.1177/10556656261470905
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Artículo 2026 Acceso abierto Revisado por pares

Streptomyces Pigmented Extract-Loaded Nanoemulsions: Stability, Antibacterial Activity, and Cytotoxicity Assessment in Skin Cells

Juanita Rojas Cortés · Luis Eduardo Díaz Barrera · María Ximena Quintanilla-Carvajal

Streptomyces-derived pigments are promising bioactive metabolites for cosmeceutical applications due to their antimicrobial potential; however, their stability may be affected by environmental conditions. This study evaluated the antibacterial activity, physicochemical characterization, pH stability, cytotoxicity, and...

basic medicine Methicillin-Resistant Staphylococcus aureus pigmented extract Cell Survival
  • MDPI AG
  • English
  • DOI: 10.3390/molecules31142537
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Artículo 2026 Acceso abierto Revisado por pares

Hydrocortisone vs. Methylprednisolone in Community-Acquired Pneumonia: A Propensity Score Matching Study

Juan Sebastian Hernández Puentes · Alirio Rodrigo Bastidas · Eduardo Andres Tuta Quintero · Catalina Marenco Galvis · y 12 más

Community-acquired pneumonia is one of the main causes of morbidity and mortality due to infections worldwide. This has led to the study of the use of corticosteroids as adjunctive therapy, which has shown an inclination to provide clinical benefits. However, controversy persists regarding the use of one corticosteroid...

health sciences medical and health sciences pneumonia hydrocortisone
  • MDPI AG
  • English
  • DOI: 10.3390/jcm15145725
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Resultados provistos por OpenAIRE, la infraestructura europea de ciencia abierta. Tesis y Másters Colombia no aloja ni distribuye estos documentos: cada enlace lleva al repositorio de origen.

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