Results 41 to 50 of about 386,841 (215)

Role of aspirin therapy in modulating uterine artery resistance and placental growth between first and second trimesters of pregnancy

open access: yesUltrasound in Obstetrics &Gynecology, Volume 66, Issue 5, Page 641-648, November 2025.
ABSTRACT Objective To evaluate the impact of low‐dose aspirin (LDA) on placental size and uterine artery pulsatility index (UtA‐PI) by analyzing longitudinal changes between the first and second trimesters in pregnancies at high risk for early‐onset pre‐eclampsia (PE).
C. Trilla   +7 more
wiley   +1 more source

Tipo de cambio real y balanza comercial: Condición Marshall-Lerner entre Ecuador y Estados Unidos (2000-2020)

open access: yesRevista Venezolana de Gerencia, 2022
Uno de los elementos fundamentales para el análisis de las interacciones de un país con el resto del mundo es el saldo de la balanza comercial. El presente artículo analiza el impacto del tipo de cambio real en la balanza comercial del Ecuador con ...
Daniele Covri Rivera   +1 more
doaj   +1 more source

Urban developmental environments alter tadpole phenotypes depending on origin

open access: yesJournal of Animal Ecology, Volume 94, Issue 9, Page 1707-1719, September 2025.
Urbanisation has rapidly altered the ecological and evolutionary contexts for many species. Using a reciprocal transplant experiment with frog larvae, we find that urban environments can alter morphological, developmental and behavioural traits at both ecological and evolutionary scales.
Andrew D. Cronin   +3 more
wiley   +1 more source

Metas de inflación y tipo de cambio real: volatilidad, estabilización y credibilidad [PDF]

open access: yesOla Financiera, 2019
En este trabajo se desarrolla un modelo sencillo que muestra que, en una economía pequeña y abierta, en la cual el producto depende tanto de la tasa de interés como del tipo de cambio real, se observa que: a) el producto puede ser volátil en respuesta a ...
Mariano Beltrani, Juan Cuattromo
doaj  

Principales Determinantes de las Importaciones en Colombia. 2000 – 2016

open access: yesTendencias, 2019
Como en muchos países de América Latina el desarrollo económico de Colombia se encuentra estrechamente ligado al comportamiento de su comercio exterior. Las fluctuaciones de los términos de intercambio y el comportamiento de las importaciones determinan ...
Mario Gabriel Rangel Vargas   +3 more
doaj   +1 more source

Demographic performance review of a reintroduction project: Iberian lynx in Extremadura

open access: yesJournal of Applied Ecology, Volume 62, Issue 9, Page 2189-2201, September 2025.
Demographic performance reviews are essential for understanding the drivers of population growth and for evaluating the outcomes of reintroduction initiatives. IPMs as exemplified by our Iberian lynx case study provide a powerful and flexible framework for quantifying reintroduction performance and addressing key research and management questions.
José Jiménez   +7 more
wiley   +1 more source

Escribir en comunidad: Construcción de relaciones y responsabilidad en la producción de conocimiento

open access: yesAmerican Anthropologist, Volume 127, Issue 3, Page 447-465, September 2025.
ABSTRACT As anthropology reckons with its past, present, and future, anthropologists increasingly seek to challenge inequities within the discipline and academia more broadly. Anthropology, regardless of subdiscipline, is a social endeavor. Yet research often remains an isolating (though not necessarily solitary) process, even within research teams and
Jordi Armani Rivera Prince   +16 more
wiley   +1 more source

Prediction of pre‐eclampsia using maternal hemodynamic parameters at 12 + 0 to 15 + 6 weeks

open access: yesUltrasound in Obstetrics &Gynecology, Volume 65, Issue 2, Page 173-182, February 2025.
ABSTRACT Objectives To compare the maternal hemodynamic profile at 12 + 0 to 15 + 6 weeks' gestation in women who subsequently developed pre‐eclampsia (PE) and those who did not, and to assess the screening performance of maternal hemodynamic parameters for PE in combination with the Fetal Medicine Foundation (FMF) triple test, including maternal ...
X. Wang   +9 more
wiley   +1 more source

Determinantes de la inversión industrial en Colombia. 1960-1985

open access: yesLecturas de Economía, 1989
Como factores explicativos de las variaciones de la inversión industrial en Colombia se han considerado fundamentalmente la demanda efectiva y la disponibilidad de divisas.
Flora Elena Bustamante Alvare
doaj  

Island restoration to rebuild seabird populations and amplify coral reef functioning

open access: yesConservation Biology, Volume 39, Issue 1, February 2025.
Abstract Mobile organisms like seabirds can provide important nutrient flows between ecosystems, but this connectivity has been interrupted by the degradation of island ecosystems. Island restoration (via invasive species eradications and the restoration of native vegetation) can reestablish seabird populations and their nutrient transfers between ...
Ruth E. Dunn   +5 more
wiley   +1 more source

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