Results 11 to 20 of about 96,592 (176)

Patient-reported outcomes, postoperative pain and pain relief after day-case surgery (POPPY): chronic post-surgical pain prevalence and associations. [PDF]

open access: yesAnaesthesia
Summary Introduction Day‐case surgical activity is increasing in the UK yet there is a lack of data on the prevalence of chronic post‐surgical pain in this population. This study uses data from the POPPY study to estimate the prevalence of chronic post‐surgical pain after day‐case surgery, its relationship with quality of life and also explores ...
Brayne AB   +9 more
europepmc   +2 more sources

Sub-au imaging of water vapour clouds around four Asymptotic Giant Branch stars [PDF]

open access: yes, 2002
We present MERLIN maps of the 22-GHz H2O masers around four low-mass late-type stars (IK Tau U Ori, RT Vir and U Her), made with an angular resolution of ~ 15 milliarcsec and a velocity resolution of 0.1 km s-1.
.   +6 more
core   +2 more sources

Polarization and Extent of Maser Emission from Late-Type Stars: Support for a Plasma Turbulence Model of Maser Production [PDF]

open access: yes, 2000
The integrated spectrum of OH emission from late-type stars is often circularly polarized, by as much as 50% in some cases. While the spectra are partially polarized, the individual maser components revealed by VLBI are much more so.
Chapman J. M.   +4 more
core   +2 more sources

The Application of the Random Time Transformation Method to Estimate Richards Model for Tree Growth Prediction

open access: yesMathematics, 2023
To model dynamic systems in various situations results in an ordinary differential equation of the form dydt=g(y,t,θ), where g denotes a function and θ stands for a parameter or vector of unknown parameters that require estimation from observations.
Óscar Cornejo   +3 more
doaj   +1 more source

The Hubble Deep Field North SCUBA Super-map III - Optical and near-infrared properties of submillimetre galaxies [PDF]

open access: yes, 2005
We present a new sub-mm Super-map in the HDF-North region (GOODS-North field), containing 40 statistically robust sources at 850 microns. This map contains additional data, and several new sources, including one of the brightest blank-sky extragalactic ...
Alexander   +72 more
core   +1 more source

Predicting Axonal Response to Molecular Gradients with a Computational Model of Filopodial Dynamics [PDF]

open access: yes, 2004
Axons are often guided to their targets in the developing nervous system by attractive or repulsive molecular concentration gradients. We propose a computational model for gradient sensing and directed movement of the growth cone mediated by filopodia ...
Caton A.   +3 more
core   +3 more sources

Evaluating tree survival and modeling initial growth for Atlantic Forest restoration

open access: yesCiência Rural, 2022
: Ecological restoration has become an important complementary practice to protect natural resources and preserve biodiversity. However, native species may be used in restoration programs in ways that do not optimize their performance.
Dionatan Gerber   +4 more
doaj   +1 more source

Growth of Teak (Tectona grandis) in a Setentrional Amazon Stand Crescimento da Teca (Tectona grandis) em Reflorestamento na Amazônia Setentrional

open access: yesPesquisa Florestal Brasileira, 2010
This study was carried out aiming to fit a volumetric model and a growth function, as well to compare<br />the growth of teak (Tectona grandis) in a stand located at Iracema (RR) with the growth of teak stands located<br />at different areas ...
Helio Tonini   +2 more
doaj   +1 more source

Verification of three-parameter models of dependence of height on the diameter at breast height for birch stands of the European part of Russia [PDF]

open access: yesСибирский лесной журнал, 2020
Of great importance when conducting forestry operations and scientific research is the accuracy of determining the height of trees. The height of trees in a particular area is usually calculated using models, where it is a function of diameter at breast ...
A. V. Lebedev, V. V. Kuzmichev
doaj   +1 more source

Confirmation of a Useful Dark-Room Resting-State Procedure: Periodic and Aperiodic MEG Activity in Children. [PDF]

open access: yesPsychophysiology
ABSTRACT In a previous paper, we showed in children 6–12 years old that a resting‐state (RS) eyes‐open dark room (DR) task provides RS parietal‐occipital alpha measures similar to those obtained using the standard RS eyes‐closed (EC) exam. Results provided initial evidence that the RS DR procedure is feasible and useful with populations often excluded ...
McNamee M   +14 more
europepmc   +2 more sources

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