Results 181 to 190 of about 888,532 (366)

Diffusion tensor mapping of the human brain using single-shot line scan imaging [PDF]

open access: bronze, 2000
J�rgen Finsterbusch, Jens Frahm
openalex   +1 more source

AAPM Task Group No. 249.B—Essentials and guidelines for clinical medical physics residency training program

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract The establishment of guidelines and curriculum standards for medical physics residency training is a critical component of setting expectations and competencies for the profession. Since the last publication of these standards, residency training has become integrated into the eligibility criteria for most medical physics certification bodies.
Jonathon A. Nye   +16 more
wiley   +1 more source

Projection-specific and reversible functional blockage in the association cortex of macaque monkeys

open access: yesNeuroscience Research
The functional manipulation techniques based on optogenetics have been widely and effectively utilized in the rodent brain. However, the applications of these techniques to the macaque cerebral cortex, particularly those to the prefrontal cortex, have ...
Seiichirou Yokoo   +8 more
doaj  

Improved 3D quantitative mapping of blood volume and endothelial permeability in brain tumors [PDF]

open access: bronze, 2000
Ka‐Loh Li   +3 more
openalex   +1 more source

Advantages and limitations of navigation‐based multicriteria optimization (MCO) in selectively sparing pharyngeal constrictor muscles in head and neck radiotherapy treatment planning

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose Sparing pharyngeal constrictor muscles (PCMs) during radiotherapy improves patient‐reported swallowing function. This study aimed to explore the feasibility of integrating knowledge‐based planning (KBP) with multicriteria optimization (MCO) in Eclipse v18.0 to selectively spare PCM, quantify the required trade‐off in prophylactic ...
Laura K. Howard   +3 more
wiley   +1 more source

Riemannian tangent space mapping and elastic net regularization for cost-effective EEG markers of brain atrophy in Alzheimer's disease

open access: yes, 2017
The diagnosis of Alzheimer's disease (AD) in routine clinical practice is most commonly based on subjective clinical interpretations. Quantitative electroencephalography (QEEG) measures have been shown to reflect neurodegenerative processes in AD and ...
Benke, Thomas   +13 more
core  

Whole-brain mapping reveals the divergent impact of ketamine on the dopamine system. [PDF]

open access: yesCell Rep, 2023
Datta MS   +6 more
europepmc   +1 more source

Energy dependence of the GAFCHROMIC LD‐V1 in the diagnostic radiographic modalities

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract The GAFCHROMIC LD‐V1 radiochromic film is widely used in dosimetry because it can provide high‐resolution two‐dimensional dose distributions without processing. This study aimed to evaluate the response characteristics at different effective energies, from the low‐energy range of mammography to the high‐energy range of computed tomography. Net
Tatsuhiro Gotanda   +9 more
wiley   +1 more source

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