Results 111 to 120 of about 65,745 (268)

An extension to the OVH concept for knowledge‐based dose volume histogram prediction in lung tumor volumetric‐modulated arc therapy

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose Volumetric‐modulated arc therapy (VMAT) treatment planning allows a compromise between a sufficient coverage of the planning target volume (PTV) and a simultaneous sparing of organs‐at‐risk (OARs). Particularly in the case of lung tumors, deciding whether it is possible or worth spending more time on further improvements of a treatment
Johann Brand   +4 more
wiley   +1 more source

Accounting for TLD response to CBCT protocols in external beam radiotherapy dose monitoring

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose LiF thermoluminescent dosimeters (TLDs) are commonly used in radiation therapy to verify the delivered dose. Examples include dose verification for complicated treatment setups or cardiovascular implantable electronic devices (CIEDs). TLDs may be present for both the pre‐treatment imaging kilovoltage (kV) beam and the megavoltage (MV ...
Andrew J. White   +5 more
wiley   +1 more source

Three-phase plane composites of minimal elastic stress energy: High-porosity structures [PDF]

open access: yesInternational Journal of Solids and Structures 50(25-26), 4145-4160, 2013, 2013
The paper establishes exact lower bound on the effective elastic energy of two-dimensional, three-material composite subjected to the homogeneous, anisotropic stress. It is assumed that the materials are mixed with given volume fractions and that one of the phases is degenerated to void, i.e. the effective composite is porous.
arxiv  

JACMP – Founding and 2000–2004

open access: yes
Journal of Applied Clinical Medical Physics, EarlyView.
Michael Mills
wiley   +1 more source

Handling rescue therapy in myasthenia gravis clinical trials: why it matters and why you should care

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
Abstract Myasthenia gravis (MG) clinical trials typically allow rescue therapy during follow‐up in the event of marked worsening of MG symptoms. Failure to appropriately address rescue therapy in defining treatment effects and planning statistical analyses may yield biased estimates, increase false positive rates, or decrease statistical power – all of
Justin M. Leach   +3 more
wiley   +1 more source

Amygdala Neurodegeneration: A Key Driver of Visual Dysfunction in Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Visual disability in Parkinson's disease (PD) is not fully explained by retinal neurodegeneration. We aimed to delineate the brain substrate of visual dysfunction in PD and its association with retinal thickness. Methods Forty‐two PD patients and 29 controls underwent 3‐Tesla MRI, retinal spectral‐domain optical coherence tomography,
Asier Erramuzpe   +15 more
wiley   +1 more source

Mechanical and physical characterization of chemically treated Hibiscus Rosa-Sinensis polymer matrix composites using deep learning and statistical approach

open access: yesMaterials Research Express
The transition to sustainable materials in composite manufacturing is crucial for reducing environmental impact and costs. Natural fibers, particularly from plants like Hibiscus Rosa-Sinensis, offer an eco-friendly and cost-effective alternative to ...
J P Supriya   +4 more
doaj   +1 more source

Development of a Disease Model for Predicting Postoperative Delirium Using Combined Blood Biomarkers

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Postoperative delirium, a common neurocognitive complication after surgery and anesthesia, requires early detection for potential intervention. Herein, we constructed a multidimensional postoperative delirium risk‐prediction model incorporating multiple demographic parameters and blood biomarkers to enhance prediction accuracy ...
Hengjun Wan   +7 more
wiley   +1 more source

A review on properties of bamboo fiber polymer composites and bamboo/glass fiber/nanoclay hybrid composites

open access: yesMaterials Research Express
Bamboo fiber-reinforced composites have emerged as environmentally friendly, plentiful, and high-mechanical-performance materials used in recent years. This review presents an overview of the mechanical and water uptake properties of bamboo fiber polymer
Syed Mansoor Ahmad   +2 more
doaj   +1 more source

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