Results 31 to 40 of about 886 (131)

Correlación entre Vitamina B12 y presión arterial en adultos

open access: yesRevista Científica Ciencias de la Salud
Introducción. La vitamina B12 incidiría sobre la presión arterial mediante mecanismos hormonales y metabólicos. Objetivo. Analizar la relación entre las concentraciones de vitamina B12 y la presión arterial en adultos. Materiales y Métodos.
Alberto Guevara Tirado
doaj   +1 more source

How Vaccine Mandates Emerged Without a Mandate: Testing Stream Independence in Vietnam's COVID‐19 Response

open access: yesReview of Policy Research, Volume 43, Issue 2, March 2026.
ABSTRACT This study adapts the Multiple Streams Framework (MSF) to explore why COVID‐19 vaccine mandates were applied at sectoral and subnational levels in Vietnam while the central government maintained that vaccination was voluntary. Document analysis reveals that these mandates arose from the effective coupling of the three streams—problem, policy ...
Hang Duong, Katie Attwell
wiley   +1 more source

Grazing and climate interact to regulate greening trends in Mediterranean grasslands

open access: yesJournal of Applied Ecology, Volume 63, Issue 1, January 2026.
Our results show that traditional grazing systems can maintain grassland stability without causing degradation, but they can also increase the ecosystem's vulnerability to climate change. We provide clear evidence that GPS‐based livestock monitoring is a powerful and scalable tool for sustainable rangeland management.
Marina Rincon‐Madroñero   +3 more
wiley   +1 more source

Terapia de presión negativa: una nueva modalidad terapéutica en el manejo de heridas complejas, experiencia clínica con 87 casos y revisión de la literatura

open access: yesRevista Colombiana de Cirugía, 2007
Las heridas crónicas o agudas de difícil cicatrización son un reto para los profesionales de la salud y un problema de salud pública dados los altos costos y la morbilidad que generan.
César Eduardo Jiménez Jiménez
doaj  

Hydraulic Strategies Modulate Forest Productivity Responses to Hotter Droughts

open access: yesGlobal Change Biology, Volume 31, Issue 7, July 2025.
Climate change is increasing the occurrence of extreme events like hotter droughts, which threaten forest health and carbon storage. We studied forests in central Spain to understand how drought intensity, frequency, and duration affect forest productivity.
Julián Tijerín‐Triviño   +11 more
wiley   +1 more source

Poverty, Charity, and Hunger Among Families With Children—An Australian Example

open access: yesPoverty &Public Policy, Volume 17, Issue 2, June 2025.
ABSTRACT In Australia, poverty, hunger, and food insecurity are a reality for many households, but much of the research considers the adult population of households, rarely considering the specific experiences of households with dependent children.
Fiona H. McKay   +2 more
wiley   +1 more source

Edema pulmonar por presión negativa: a propósito de 3 casos

open access: yesAnales del Sistema Sanitario de Navarra, 2008
El edema agudo pulmonar por presión negativa es una complicación descrita desde 1977 tras la obstrucción de la vía aérea respiratoria, tanto en niños como en adultos.
JR Ortiz-Gómez   +7 more
doaj  

Metabolic traits and thresholds to inform marine ecological conservation and restoration

open access: yesJournal of Applied Ecology, Volume 62, Issue 6, Page 1350-1363, June 2025.
Integrating organismal responses to environmental stressors into monitoring protocols can provide early warning indicators of ecosystem health. This approach strengthens conservation and restoration initiatives, supporting policy decisions in the face of increasing coastal development and climate change.
Mar Bosch‐Belmar   +8 more
wiley   +1 more source

Uso inadecuado de la presión negativa en terapias tópicas en heridas con dehiscencias: efectividad de la cura en ambiente húmedo en dehiscencia de herida quirúrgica tras uso de apósito Pico

open access: yesENE. Revista de Enfermería, 2014
Se reporta caso clínico de un varón intervenido de apendicectomía tras diagnóstico de apendicitis complicada con peritonitis y que presenta complicación postoperatoria por infección de herida quirúrgica. El objetivo del estudio es valorar la evolución de
Maria Piedad Lorenzo Hernández   +1 more
doaj   +1 more source

Effect of uneven tolerance to human disturbance on dominance interactions of top predators

open access: yesConservation Biology, Volume 39, Issue 2, April 2025.
Abstract Anthropogenic activities may alter felid assemblage structure, facilitating the persistence of tolerant species (commonly mesopredators), excluding ecologically demanding ones (top predators) and, consequently, changing coexistence rules. We aimed to determine how human activities influence intraguild relationships among top predators and ...
Pablo Villalva   +2 more
wiley   +1 more source

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