Buscador de Tesis y publicaciones académicas

Mapping syphilis surveillance: Insights into blood donation screening practices worldwide

Michel‐Andrés García‐Otálora · Guillermo Orjuela‐Falla · Carl P. McDonald · Sandra Ramirez‐Arcos

Abstract Background and Objectives Syphilis is caused by the bacterial spirochete Treponema pallidum and can be transmitted through blood transfusion. However, there have been less than 10 documented transfusion‐transmitted cases since World War II. Global data comparing population‐level syphilis trends with blood dono...

When Rivers Become Bottlenecks: A Transmission-Based View of Supply Chain Resilience Under Recurrent Climate-Related Transport Constraints — Replication Package

Victoria Dolores Veras Cesar · Jose Luis Tavares dos Santos

Replication package for a recurrent-event study of supply chain resilience under climate-related transport constraints in the Brazilian Amazon. The package combines official hydrological benchmarks from SGB and ANA, industrial indicators from SUFRAMA, and monthly Manaus foreign-trade data from MDIC/Comex Stat. It conta...

Multi-Level Governance of Renewable Energy Transitions Through the Viable System Model: A Hybrid Evidence-Based Framework

John Alexander Taborda · Victor José Olivero · Carlos Arturo Robles · Javier Antonio De la Hoz · y 1 más

Multi-Level Governance (MLG) frameworks effectively diagnose the complexity of regional renewable energy transitions but lack operational mechanisms for institutional implementation. This study develops a hybrid evidence-based architecture that integrates the Viable System Model (VSM) with computational intelligence an...

Presence of Microplastic-like Structures in a University Community and Its Companion Animals, from Bogotá-Colombia: An Exploratory Study

Valeria Cristancho-Arias · Valentina Arias-Pérez · Seyli Julibeth Gómez-Guardado · Adriana Pulido-Villamarín · y 2 más

Microplastics (MPs) are widely distributed among humans and companion animals. Fecal samples from members of the university community at the Pontifical Javeriana University in Bogotá, Colombia, and their companion animals (pets) were analyzed to investigate a possible association between MP loads in humans and their do...

The Diencephalon/Falx Ratio: A Novel Mid‐Sagittal Marker for First‐Trimester Neurosonography

Oscar Lavalle‐López · Rogelio Cruz‐Martínez · Miguel Martínez · Mauricio Gómez‐Bossa · y 6 más

ABSTRACT Objectives To establish normative reference ranges for diencephalon diameter, falx cerebri length, and the diencephalon/falx (D/F) ratio between 11 + 6 and 13 + 6 weeks of gestation and to evaluate their relationship with crown–rump length (CRL). Methods This prospective observational study included 676 fetuse...

Should I stay or should I go? The role of national geographic mobility, gender, age, institutional research profiles, and labor market on the career performance of the scientific workforce in Colombia

Jesús María Godoy · Giovanni Abramo · Ciriaco Andrea D’Angelo · Julián D. Cortés

Abstract Academic mobility is a central concern in science policy, yet research has focused largely on international mobility or migration, leaving national mobility in middle-income countries underexplored. This study examines how national geographic mobility between cities and municipalities is associated with the ca...

Peer Review Report For: Aerodynamic Performance of a Baja SAE Vehicle Using Hybrid RANS-LES Approach [version 3; peer review: 1 approved, 1 not approved]

Autoría no especificada

Cartagena de Indias: un destino de contrastes desde la perspectiva de los grupos de interés locales

Lino A. Mercado León

Cartagena de Indias se ha consolidado como uno de los principales destinos turísticos del Caribe colombiano y latinoamericano; sin embargo, su configuración turística y territorial trasciende las narrativas homogéneas asociadas al patrimonio, historicidad, legado cultural y posicionamiento internacional. Este artículo...

Displasia fibrosa craneofacial en un paciente con diagnóstico clínico previo de síndrome de Gardner: reporte de caso

Pablo Mejía · Sthephanie Velásquez · Melanie Chavez · Walter Paz

La displasia fibrosa craneofacial no constituye una manifestación clásica del síndrome de Gardner. Se presenta el caso de un paciente masculino de 23 años, con diagnóstico clínico previo de síndrome de Gardner, que consultó por asimetría facial asociada a expansiones óseas mandibulares bilaterales de crecimiento lento....

ML Precipitation Prediction Framework and CeilBench v1.0 evaluation protocol

Pérez Reyes, Manuel Ricardo · Suárez Barón, Marco Javier · García Cabrejo, Óscar Javier · Castillo-Reyes, Octavio

Open-source framework and evaluation protocol for monthly precipitation prediction in mountainous areas using hybrid deep learning. The archive contains the model implementations, the analysis scripts that produce every number and figure in the accompanying manuscript, and the per-seed metric files needed to recompute...