Results 31 to 40 of about 8,844 (111)

Ultrasound features in early pregnancy for predicting abnormal karyotype in first‐trimester miscarriage

open access: yesUltrasound in Obstetrics &Gynecology, Volume 67, Issue 3, Page 376-384, March 2026.
ABSTRACT Objective To investigate whether combining abnormal morphological features observed on ultrasound in live pregnancies that ended in a first‐trimester miscarriage can predict an abnormal karyotype. Methods This retrospective observational cohort study was conducted at the early‐pregnancy assessment unit at University College London Hospital ...
T. Setty   +5 more
wiley   +1 more source

Fetoscopic laser ablation vs standard management for Type‐II and Type‐III vasa previa

open access: yesUltrasound in Obstetrics &Gynecology, Volume 67, Issue 3, Page 320-328, March 2026.
ABSTRACT Objective The standard management (SM) for vasa previa (VP) includes antepartum inpatient admission at 28–32 weeks' gestation followed by Cesarean delivery at 34–37 weeks. Case reports and case series have reported on fetoscopic laser ablation (FLA) as an alternative management approach for Types‐II and ‐III VP.
S. Backley   +11 more
wiley   +1 more source

Medición del volumen de pesas de referencia de balanzas de presión mediante comparador óptico

open access: yesNova Scientia, 2017
En el método de la determinación del área efectiva para la calibración de una balanza de presión, se requiere que las pesas de referencia de la balanza estén calibradas en la magnitud de masa, para poder determinar la presión que generan.
Omar Jair Purata-Sifuentes   +4 more
doaj  

Estimativa da evapotranspiração de referência a partir de dados meteorológicos limitados

open access: yesPesquisa Agropecuária Brasileira, 2015
O objetivo deste trabalho foi avaliar a estimativa da evapotranspiração de referência (ETo), para a região Sudeste do Brasil, a partir de dados meteorológicos limitados. O método de Penman-Monteith FAO 56 (PMp) foi tomado como referência.
Daniel Fonseca de Carvalho   +3 more
doaj   +1 more source

Comparison of ultrasound with computed tomography and whole‐body diffusion‐weighted MRI in prediction of surgical outcome using ESMO‐ESGO criteria in patients with tubo‐ovarian carcinoma: prospective ISAAC study

open access: yesUltrasound in Obstetrics &Gynecology, Volume 67, Issue 2, Page 207-219, February 2026.
ABSTRACT Objective To test the non‐inferiority of extended abdominopelvic ultrasound examination compared with contrast‐enhanced computed tomography (CT) and whole‐body diffusion‐weighted magnetic resonance imaging (WB‐DWI/MRI) in discriminating preoperatively between resectable and non‐resectable disease based on the European Society for Medical ...
D. Fischerova   +26 more
wiley   +1 more source

ANÁLISE COMPARATIVA DE MÉTODOS DE ESTIMATIVA DE ÁREA FOLIAR EM BETERRABA

open access: yesRevista Verde de Agroecologia e Desenvolvimento Sustentável, 2010
O presente trabalho, realizado no Departamento de Ciências Vegetais da Universidade Federal Rural do Semi-Árido, teve como finalidade avaliar a precisão de cinco métodos de estimativa de área foliar na cultura da beterraba. Foram utilizadas 30 folhas sem
Saulo de Tarcio Pereira Marrocos   +4 more
doaj  

Medida indireta da pressão arterial sistêmica

open access: yesMedicina, 2004
Este artigo revisa a medição da pressão arterial através do método indireto. São discutidos a técnica de medida e fatores que interferem no método, situações especiais e os valores de referência com base nos consensos recentemente publicados.
André Schmidt   +2 more
doaj   +1 more source

Transvaginal ultrasound for detecting parametrial involvement in suspected deep pelvic endometriosis: updated meta‐analysis

open access: yesUltrasound in Obstetrics &Gynecology, Volume 67, Issue 1, Page 7-14, January 2026.
ABSTRACT Objective To perform an updated meta‐analysis evaluating the diagnostic performance of transvaginal ultrasound (TVS) for detecting lateral parametrial involvement in women with suspected deep pelvic endometriosis. Methods A literature search was performed in the Web of Science, PubMed and Scopus databases from January 2021 to May 2024 for ...
J. L. Alcázar   +7 more
wiley   +1 more source

Densitometría Un método de referencia en composición corporal

open access: yesPerspectivas en Nutrición Humana, 2001
La Densitometría ha sido considerada por largo tiempo como método de referencia para validar otros métodos de composición corporal, gracias a su alta precisión y a la racionalidad de su ejecución.
Elkin Martínez López
doaj  

CMiNet: An R package and user‐friendly Shiny App for constructing consensus microbiome networks

open access: yesMethods in Ecology and Evolution, Volume 17, Issue 1, Page 52-66, January 2026.
Abstract Microbial networks offer critical insights into community structure, ecological interactions and host–microbe dynamics. However, constructing reliable microbiome networks remains challenging due to variability among existing inference methods, limited overlap between inferred networks and the absence of a gold standard (a universally accepted ...
Rosa Aghdam, Claudia Solís‐Lemus
wiley   +1 more source

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