Results 1 to 10 of about 1,167,784 (208)

Meningioma: not always a benign tumor. A review of advances in the treatment of meningiomas

open access: yesCNS Oncology, 2021
Meningiomas are the most common primary intracranial tumors. The majority of meningiomas are benign, but they can present different grades of dedifferentiation from grade I to grade III (anaplastic/malignant) that are associated with different outcomes ...
Ilaria Maggio   +6 more
doaj   +1 more source

AVALIAÇÃO SILVICULTURAL DE Tectona grandis L.f., EM CÁCERES – MT, BRASIL: RESULTADOS PRELIMINARES [PDF]

open access: yes, 2006
O presente trabalho reporta à avaliação técnica de um povoamento de teca (Tectona grandis L. f.), instalado em Cáceres, MT. As árvores de teca foram plantadas em oito espaçamentos cujas densidades iniciais variaram de 833 a 2.000 plantas por hectare, em ...
Carlos Aberto Moraes Passos   +2 more
core   +7 more sources

Elevation of Pulmonary Artery Pressure in Newborns from High-Altitude Pregnancies Complicated by Preeclampsia

open access: yesAntioxidants, 2023
We hypothesized that fetal exposure to the oxidative stress induced by the combined challenge of preeclampsia (PE) and high altitude would induce a significant impairment in the development of pulmonary circulation. We conducted a prospective study in La
Carlos E. Salinas-Salmon   +17 more
doaj   +1 more source

Synthetic Vasopressin and Oxytocin Analogs and Their Potential Use in Hemorrhagic, Traumatic and Septic Shock: A Personal Perspective [PDF]

open access: yes, 2017
As one of us has stated many years ago, “shock is a significant and sustained loss of effective circulating blood volume. It will eventuate in hypoperfusion of critical peripheral tissues, thus leading to a deficit in transcapillary exchange function in ...
Altura BM   +3 more
core   +1 more source

A Brief History of Stereotactic Atlases: Their Evolution and Importance in Stereotactic Neurosurgery

open access: yesBrain Sciences, 2023
Following the recent acquisition of unprecedented anatomical details through state-of-the-art neuroimaging, stereotactic procedures such as microelectrode recording (MER) or deep brain stimulation (DBS) can now rely on direct and accurately ...
Alfredo Conti   +9 more
doaj   +1 more source

Changes in the Sexual Dimorphism of Triatominae in the Transition from Natural to Artificial Habitats [PDF]

open access: yesMemorias do Instituto Oswaldo Cruz, 1999
A shift from large to small average sizes was observed in Triatoma infestans and Rhodnius domesticus between field and domestic (or laboratory) conditions of life.
JP Dujardin   +4 more
doaj   +1 more source

Relación entre el trabajo de fuerza en seco y el trabajo de fuerza en el agua en jugadores de waterpolo [PDF]

open access: yes, 2014
El propósito del presente estudio fue determinar si se establecen correlaciones entre la potencia muscular de las extremidades superiores e inferiores, mediante los ejercicios pectoral contractor o “pec-deck” y prensa de piernas, con la velocidad de ...
Padullés Riu, Josep Maria   +2 more
core   +4 more sources

Caracterización antropométrica y maduración de una población de futbolistas jóvenes portugueses [PDF]

open access: yes, 2012
Objetivo Describir las características antropométricas y la maduración de una población de deportistas jóvenes con proyección para llegar a profesionales del fútbol.
Barrigas, Carlos   +3 more
core   +1 more source

índice de sítio diamétrico: um método alternativo para estimar a qualidade do sítio em florestas de Nothofagus obliqua E N. alpina [PDF]

open access: yes, 2016
The first step for constructing models of tree growth and yield is site quality assessment. To estimate this attribute, several methodologies are available in which site index (SI) is a standard one.
Attis Beltran, Hernan   +4 more
core   +4 more sources

Exploratory study on maturation and competition level in young karate practitioners [PDF]

open access: yes, 2019
Emparelhar crianças propicia sucesso e reduz lesões no desporto. Apesar das diferenças de maturação entre crianças, a idade cronológica mantém-se o principal critério para equalizar os níveis de competição, mas com uma eficiência limitada.
Branco, Marco A. C.   +6 more
core   +2 more sources

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