Results 11 to 20 of about 34,907 (163)

Floristic diversity, composition and dominance across Amazonian forest types respond differently to latitude

open access: yesJournal of Biogeography, Volume 50, Issue 4, Page 685-698, April 2023., 2023
Abstract Aim The latitudinal biodiversity gradient is considered a first‐order biogeographical pattern for most taxonomic groups. Latitudinal variation in plant diversity is not always consistent, and this could be related to the particular characteristics of different forest types.
Julia G. de Aledo   +8 more
wiley   +1 more source

Role of fetal head‐circumference‐to‐maternal‐height ratio in predicting Cesarean section for labor dystocia: prospective multicenter study

open access: yesUltrasound in Obstetrics &Gynecology, Volume 61, Issue 1, Page 93-98, January 2023., 2023
ABSTRACT Objective To evaluate the relationship between the fetal head‐circumference‐to‐maternal‐height (HC/MH) ratio measured shortly before delivery and the occurrence of Cesarean section (CS) for labor dystocia. Methods This was a multicenter prospective cohort study involving four tertiary maternity hospitals.
A. Dall'Asta   +12 more
wiley   +1 more source

Distintos tonos de gris más allá del blanco y negro. Efectos de la segmentación legal en la segmentación del mercado de trabajo en Europa

open access: yesRevista Internacional del Trabajo, Volume 141, Issue 4, Page 655-677, December 2022., 2022
Resumen Se estudia el impacto de la legislación laboral en la segmentación de facto del mercado de trabajo en 22 países europeos de 1991 a 2014. Se distinguen tres funciones de la legislación laboral basadas en el concepto de segmentación legal —estandarización (protectora), constitución de privilegios e igualación— y se estudian sus efectos sobre el ...
Irene DINGELDEY, Jean‐Yves GERLITZ
wiley   +1 more source

Percutaneous fetoscopic spina bifida repair: effect on ambulation and need for postnatal cerebrospinal fluid diversion and bladder catheterization

open access: yesUltrasound in Obstetrics &Gynecology, Volume 58, Issue 4, Page 582-589, October 2021., 2021
Abstract Objective A trial comparing prenatal with postnatal open spina bifida (OSB) repair established that prenatal surgery was associated with better postnatal outcome. However, in the trial, fetal surgery was carried out through hysterotomy. Minimally invasive approaches are being developed to mitigate the risks of open maternal–fetal surgery.
D. A. Lapa   +9 more
wiley   +1 more source

Value of cervical electrical impedance spectroscopy to predict spontaneous preterm delivery in asymptomatic women: the ECCLIPPx prospective cohort study

open access: yesUltrasound in Obstetrics &Gynecology, Volume 58, Issue 2, Page 293-302, August 2021., 2021
ABSTRACT Objectives Preterm birth (PTB) accounts for two‐thirds of deaths of structurally normal babies and is associated with substantial lifetime healthcare costs. Prevention of PTB remains limited by the modest accuracy of prediction methods, namely transvaginal ultrasound (TVS) cervical length (CL) measurement and quantitative cervicovaginal fetal ...
D. O. C. Anumba   +4 more
wiley   +1 more source

Nationwide in‐hospital mortality rate following rectal resection for rectal cancer according to annual hospital volume in Germany

open access: yesBJS Open, Volume 4, Issue 2, Page 310-319, April 2020., 2020
In‐hospital mortality after rectal cancer surgery is strongly correlated with annual hospital caseload. This is the result of an increased failure‐to‐rescue rate in the case of postoperative complications in low‐volume hospitals rather than the result of an increased overall rate of complications.
J. Diers   +9 more
wiley   +1 more source

Estado serológico frente a Toxoplasma gondii en receptores de trasplante cardiaco: ¿un factor pronóstico independiente? [PDF]

open access: yes, 2016
[Resumen] Introducción y objetivos. Analizar la influencia pronóstica del estado serológico frente a Toxoplasma gondii en receptores de trasplante cardiaco (TC). Métodos.
Barge-Caballero, Eduardo   +11 more
core   +2 more sources

Posicionamiento multivariante de las expectativas de estudiantes graduados, profesores y empresarios mediante componentes principales categóricos [PDF]

open access: yes, 2016
El presente artículo analiza las percepciones y las expectativas de los graduados universitarios, los profesores y los empresarios en cuanto a la adquisición de competencias desde una óptica multivariante.
Alcañiz, Manuela   +2 more
core   +1 more source

Ubicación de revistas científicas en cuartiles según SJR

open access: yesAnales de Documentación, 2021
Se analiza el sistema de cuartiles para la clasificación de revistas científicas, mediante clasificación estadística multivariante, utilizando datos de la página oficial de Scopus en 2019.
Tomás Marín Velásquez   +1 more
doaj   +1 more source

Análisis de publicaciones de los primeros 20 números de magis

open access: yesMagis: Revista Internacional de Investigación en Educación, 2019
Este artículo analiza el comportamiento de magis en sus 10 primeros años. Se analizan las investigaciones que se han pu­blicado en 20 números, de 2008 a 2017, con una metodología que recoge estadísticas descriptivas y un análisis multivariante de redes ...
Christian Hederich-Martínez   +1 more
doaj   +1 more source

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