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120 resultados encontrados.

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The Impact of Early Clinical Exposure on Competency Development in Dental Students: A Systematic Review and Meta-Analysis
Artículo
Acceso abierto Artículo DOAJ
Xuefei Pang et al · Elsevier · 2026 · ISSN 0020-6539
Introduction and aims: Early clinical exposure (ECE) integrates students into clinical settings during theoretical learning, aiming to foster professional development. This systematic review aims to comprehensively evalu...
LCC TENDOkRlbnRpc3RyeQ~~Idioma eng
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Open Access
The association between body mass index and osteoporosis, with consideration of sex differences: a systematic review and dose-response meta-analysis
Artículo
Acceso abierto Artículo DOAJ
Jianping He et al · BMC · 2026 · ISSN 1471-2474
Abstract This meta-analysis reveals a significant association between Body Mass Index (BMI) and the risk of osteoporosis. Being underweight may increase the risk of osteoporosis, while being overweight or obese may reduc...
LCC LCC:Diseases of the musculoskeletal systemIdioma eng
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Open Access
The effectiveness of mind mapping versus lecture-based learning in medical education of China’s standardized residency training: a systematic review and meta-analysis of randomized controlled studies
Artículo
Acceso abierto Artículo DOAJ
Dongjun Dai et al · Frontiers Media S.A · 2026 · ISSN 2296-858X
BackgroundMind mapping has been widely used as an intervention in medical education of China’s standardized residents training (SRT) program. Our study aims to investigate the effectiveness of mind mapping compared wit...
LCC TENDOk1lZGljaW5lIChHZW5lcmFsKQ~~Idioma eng
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Open Access
A Contact Force Model Considering Meshing and Collision States for Dynamic Analysis in Helical Gear System
Artículo
Material complementario disponible Artículo DOAJ
Dong Xiang et al · KeAi Communications Co., Ltd · 2019 · ISSN 1000-9345
Abstract The current research on gear system dynamics mainly utilizes linear spring damping model to calculate the contact force between gears. However, this linear model cannot correctly describe the energy transfer pro...
LCC LCC:Ocean engineering; TENDOk1lY2hhbmljYWwgZW5naW5lZXJpbmcgYW5kIG1hY2hpbmVyeQ~~Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Application of the Profile Matching Analysis Method in Decision Support Systems for Study Program Recommendations
Artículo
Material complementario disponible Artículo DOAJ
Reza Dian Rasyada et al · Islamic University of Indragiri · 2024 · ISSN 2302-8149
Currently, many prospective students are still confused about which study program to choose. One of the problematic factors is the lack of references from prospective students about the contents of each study program. Th...
LCC TENDOlRlY2hub2xvZ3k~; TENDOkluZm9ybWF0aW9uIHRlY2hub2xvZ3k~Idioma ind
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Drug resistance pulmonary tuberculosis among prisoners in Ethiopia: A systematic review and meta-analysis
Artículo
Acceso abierto Artículo DOAJ
Getu Diriba et al · Elsevier · 2026 · ISSN 2405-5794
Background: Tuberculosis (TB) is a severe public health issue in prison inmates in Ethiopia since there is no routine screening for TB during prison admission. Also, drug-resistant tuberculosis (DR-TB) is a significant p...
LCC TENDOkRpc2Vhc2VzIG9mIHRoZSByZXNwaXJhdG9yeSBzeXN0ZW0~; TENDOkluZmVjdGlvdXMgYW5kIHBhcmFzaXRpYyBkaXNlYXNlcw~~Idioma eng
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Open Access
Fertility-preserving treatment for endometrial atypical hyperplasia and endometrial cancer: a systematic review and meta-analysis
Artículo
Acceso abierto Artículo DOAJ
Jiatian Ye et al · BMC · 2026 · ISSN 1472-6874
Abstract Objective The incidence of endometrial cancer is rising, especially among younger women. Given the strong need to preserve fertility, robust evidence is required to evaluate the effectiveness of progestin-based ...
LCC TENDOkd5bmVjb2xvZ3kgYW5kIG9ic3RldHJpY3M~; LCC:Public aspects of medicineIdioma eng
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Open Access
Link Optimization and Performance Analysis of a 40 Gbps DQPSK Modulated Ultra DWDM System with 32 Orthogonally Polarized channels
Artículo
Material complementario disponible Artículo DOAJ
Lucky Sharan et al · Sociedade Brasileira de Microondas e Optoeletrônica e Sociedade Brasileira de Eletromagnetismo · ISSN 2179-1074
Abstract The demand for higher speed at a lesser transmission cost per bit resulted in growth of optical networks with improved spectral efficiency even at narrower channel spacing. Incorporation of multilevel modulation...
LCC LCC:Electrical engineering. Electronics. Nuclear engineeringIdioma eng
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Material complementario
Police stops to reduce crime: A systematic review and meta‐analysis
Artículo
Material complementario disponible Artículo DOAJ
Kevin Petersen et al · SAGE Publishing · 2023 · ISSN 1891-1803
Abstract Background Police‐initiated pedestrian stops have been one of the most widely used crime prevention tactics in modern policing. Proponents have long considered police stops to be an indispensable component of ...
LCC TENDOlNvY2lhbCBTY2llbmNlcw~~Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Problem‐oriented policing for reducing crime and disorder: An updated systematic review and meta‐analysis
Artículo
Material complementario disponible Artículo DOAJ
Joshua C. Hinkle et al · SAGE Publishing · 2020 · ISSN 1891-1803
Abstract Background Herman Goldstein developed problem‐oriented policing (POP) to focus police on more proactively addressing chronic problems, rather than using traditional reactive efforts. POP has been utilized to t...
LCC TENDOlNvY2lhbCBTY2llbmNlcw~~Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Role of the Statistical Analysis in the Financial Management System Under Uncertainty
Artículo
Material complementario disponible Artículo DOAJ
Ya. О. Mishchenko et al · National Academy of Statistics, Accounting and Audit · 2025 · ISSN 2519-1853
The article is devoted to the problem of using the methods of statistical analysis in the financial management processes in the conditions of uncertainty. A review of theoretical studies showed that efficiency of decisio...
LCC TENDOlN0YXRpc3RpY3M~Idioma eng
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Material complementario
Serum IL-18 as a Predictive Biomarker for Systemic Inflammation in XIAP Deficiency: A Retrospective Analysis
Artículo
Acceso abierto Artículo DOAJ
Bridget Forde et al · Rockefeller University Press · 2026 · ISSN 3065-8993
BackgroundX-linked inhibitor of apoptosis protein (XIAP) deficiency is a rare genetic disorder caused by pathogenic variants in the XIAP gene. It disrupts TNF-receptor signaling and NLRP3 inflammasome function, leading t...
LCC LCC:Immunologic diseases. AllergyIdioma eng
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Open Access
Sexual offender treatment for reducing recidivism among convicted sex offenders: a systematic review and meta‐analysis
Artículo
Material complementario disponible Artículo DOAJ
Martin Schmucker et al · SAGE Publishing · 2017 · ISSN 1891-1803
Sexual offender treatment programs to reduce reoffending have been implemented in many countries as part of a strategy in managing this offender group. However, there are still controversies regarding their effectiveness...
LCC TENDOlNvY2lhbCBTY2llbmNlcw~~Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Technology‐based and digital interventions for intimate partner violence: A systematic review and meta‐analysis
Artículo
Acceso abierto Artículo DOAJ
Chuka Emezue et al · SAGE Publishing · 2022 · ISSN 1891-1803
Abstract Background A growing body of research shows the promise and efficacy of technology‐based or digital interventions in improving the health and well‐being of survivors of intimate partner violence (IPV). In ad...
LCC TENDOlNvY2lhbCBTY2llbmNlcw~~Idioma eng
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Open Access
The Effects of Microcredit on Women's Control over Household Spending in Developing Countries: A Systematic Review and Meta‐analysis
Artículo
Material complementario disponible Artículo DOAJ
Jos Vaessen et al · SAGE Publishing · 2014 · ISSN 1891-1803
The main objective of this Campbell systematic review was to provide a systematic review of the evidence on the effects of microcredit on women's control over household spending in developing countries. More specifically...
LCC TENDOlNvY2lhbCBTY2llbmNlcw~~Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
The efficacy of compassion and self-compassion training programs for healthcare university students: a systematic review and meta-analysis
Artículo
Acceso abierto Artículo DOAJ
Andrea Alcaraz-Córdoba et al · BMC · 2026 · ISSN 1472-6920
Abstract Background University healthcare students are exposed to significant levels of stress. The training is highly complex as it requires academic excellence, the development of clinical competencies and strong inter...
LCC TENDOlNwZWNpYWwgYXNwZWN0cyBvZiBlZHVjYXRpb24~; LCC:MedicineIdioma eng
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Open Access
Effects of guaranteed basic income interventions on poverty‐related outcomes in high‐income countries: A systematic review and meta‐analysis
Artículo
Material complementario disponible Artículo DOAJ
Anita Rizvi et al · SAGE Publishing · 2024 · ISSN 1891-1803
Abstract Background High‐income countries offer social assistance (welfare) programs to help alleviate poverty for people with little or no income. These programs have become increasingly conditional and stringent in r...
LCC TENDOlNvY2lhbCBTY2llbmNlcw~~Idioma eng
Material complementario disponibleEl enlace apunta a material asociado, anexos, tablas, datos o página complementaria. No se marca como libro/texto completo.
Material complementario
Subjectivity in Failure Mode Effects Analysis (FMEA) Severity Classification within a Reliability Centered Maintenance (RCM) Context
Artículo
Acceso abierto Artículo DOAJ
Marc Banghart et al · Embry-Riddle Aeronautical University · 2018 · ISSN 2374-6793
This research paper investigated subjectivity in the severity rating of failure modes within a risk analysis process. Although several risk analysis processes can be utilized, the study considered the application of Fail...
LCC LCC:Motor vehicles. Aeronautics. AstronauticsIdioma eng
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Open Access
International security in international relations theory: levels of analysis and explanatory frameworks
Artículo
Acceso institucional disponible Artículo DOAJ
Mykola Pysarevskiy et al · V. N. Karazin Kharkiv National University · 2025 · ISSN 2310-9513
The article is devoted to the analysis of international security within contemporary International Relations theory, with a particular focus on levels of analysis and explanatory frameworks. The relevance of the topic is...
LCC LCC:International relationsIdioma eng
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Institucional
Self balancing system for rotating mechanisms
Artículo
Acceso abierto Artículo Redalyc
Marco Antonio Meraz et al · Universidad de Tarapacá · 2005 · ISSN 0717-1072
A self balancing system analysis is presented which utilizes freely moving balancing bodies (balls) rotating in unison witha rotor to be balanced. Using Lagrange«s Equation, we derive the non-linear equations of motion ...
Idioma en
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Open Access
A Caputo fractional-order SEIHRD model for Ebola: theoretical analysis, sensitivity, bifurcation, and numerical simulations
Artículo
Acceso abierto Artículo DOAJ
R. Malathy et al · Nature Portfolio · 2026 · ISSN 2045-2322
Abstract This study develops and analyzes a Caputo fractional-order SEIHRD model to investigate the transmission dynamics and control of Ebola virus disease. The model ensures positivity, boundedness, and invariance of f...
LCC LCC:Medicine; TENDOlNjaWVuY2U~Idioma eng
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Open Access
A cohort study of fetal urinary tract abnormalities and chromosomal copy number variations: a retrospective analysis of 9-year data
Artículo
Acceso abierto Artículo DOAJ
Lin Chen et al · Springer · 2026 · ISSN 1432-0711
Abstract Objective To investigate the association between ultrasonically detected fetal urinary system abnormalities and chromosomal copy number variations (CNVs) in Heilongjiang Province, northeastern China. Methods Coh...
LCC TENDOkd5bmVjb2xvZ3kgYW5kIG9ic3RldHJpY3M~Idioma eng
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Open Access
A comparison and evaluation of statistical methods for mediation analysis with mixtures of environmental exposures
Artículo
Acceso abierto Artículo DOAJ
Sean McGrath et al · BMC · 2026 · ISSN 1471-2288
Abstract Background Environmental studies often evaluate how exposures influence health outcomes through intermediate biological processes. In practice, researchers are often interested in complex exposure mixtures rathe...
LCC TENDOk1lZGljaW5lIChHZW5lcmFsKQ~~Idioma eng
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Open Access
Association of systemic immune-inflammation index with all-cause mortality in lung cancer patients undergoing radiotherapy: a retrospective cohort study
Artículo
Acceso abierto Artículo DOAJ
Jianwei Yang et al · Frontiers Media S.A · 2026 · ISSN 2234-943X
BackgroundThe systemic immune-inflammation index (SII) has emerged as a widely studied inflammatory biomarker reflecting the balance between host inflammatory and immune status, although evidence in lung cancer patients ...
LCC TENDOk5lb3BsYXNtcy4gVHVtb3JzLiBPbmNvbG9neS4gSW5jbHVkaW5nIGNhbmNlciBhbmQgY2FyY2lub2dlbnM~Idioma eng
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Open Access