Results 31 to 40 of about 278,558 (314)

Appropriateness of referrals for single-photon emission computed tomography myocardial perfusion imaging (SPECT-MPI) in a developing community: A comparison between 2005 and 2009 versions of ACCF/ASNC appropriateness criteria [PDF]

open access: yes, 2011
Appropriateness of referrals for myocardial perfusion imaging (MPI) in developing countries has not been extensively studied. Our study was conducted to describe the ordering practices of physicians and appropriateness of MPI referrals in Iran.
Alborzi, A.   +7 more
core   +1 more source

EXO modifies sucrose and trehalose responses and connects the extracellular carbon status to growth

open access: yesFrontiers in Plant Science, 2013
Plants have the capacity to adapt growth to changing environmental conditions. This implies the modulation of metabolism according to the availability of carbon (C).
Janina eLisso   +2 more
doaj   +1 more source

Recent genetic connectivity and clinal variation in chimpanzees

open access: yesCommunications Biology, 2021
Lester and colleagues use faecal samples and genetic analyses to investigate the genetic connectivity across chimpanzees. Their results indicate that the global pattern of genetic diversity in chimpanzees is largely characterized by a pattern of ...
Jack D. Lester   +65 more
doaj   +1 more source

Hybrid MPI-OpenMP versus MPI Implementations: A Case Study [PDF]

open access: yes2014 ASEE Annual Conference & Exposition Proceedings, 2020
Hybrid MPI-OpenMP versus MPI Implementations: A Case Study We explored the performance of a hybrid MPI-OpenMP parallel implementation versus adirect MPI implementation in a 64-processor cluster architecture featuring 16 nodes with 4 coresper node. A scalability study was carried out where we varied the signal length for two differentsets of parallel ...
Osvaldo Mangual   +3 more
openaire   +2 more sources

Impact of incomplete ventricular coverage on diagnostic performance of myocardial perfusion imaging. [PDF]

open access: yes, 2017
In the context of myocardial perfusion imaging (MPI) with cardiac magnetic resonance (CMR), there is ongoing debate on the merits of using technically complex acquisition methods to achieve whole-heart spatial coverage, rather than conventional 3-slice ...
Arsanjani, Reza   +8 more
core   +1 more source

New Uniform Subregular Parallelisms of PG(3, 4) Invariant under an Automorphism of Order 2

open access: yesCybernetics and Information Technologies, 2020
A spread in PG(n, q) is a set of lines which partition the point set. A parallelism is a partition of the set of lines by spreads. A parallelism is uniform if all its spreads are isomorphic.
Betten Anton   +2 more
doaj   +1 more source

Climate and carbon cycle changes from 1850 to 2100 in MPI‐ESM simulations for the Coupled Model Intercomparison Project phase 5

open access: yes, 2013
The new Max‐Planck‐Institute Earth System Model (MPI‐ESM) is used in the Coupled Model Intercomparison Project phase 5 (CMIP5) in a series of climate change experiments for either idealized CO2‐only forcing or forcings based on observations and the ...
M. Giorgetta   +38 more
semanticscholar   +1 more source

Optimization and Design of Magnetic Ferrite Nanoparticles with Uniform Tumor Distribution for Highly Sensitive MRI/MPI Performance and Improved Magnetic Hyperthermia Therapy.

open access: yesNano letters (Print), 2019
Two major technical challenges of magnetic hyperthermia are quantitative assessment of agent distribution during and following administration and achieving uniform heating of the tumor at the desired temperature without damaging the surrounding tissues ...
Yang Du   +4 more
semanticscholar   +1 more source

MPI-AMRVAC 2.0 for Solar and Astrophysical Applications [PDF]

open access: yes, 2017
We report on the development of MPI-AMRVAC version 2.0, which is an open-source framework for parallel, grid-adaptive simulations of hydrodynamic and magnetohydrodynamic (MHD) astrophysical applications.
C. Xia   +4 more
semanticscholar   +1 more source

Who reads contemporary erotic novels and why?

open access: yesHumanities & Social Sciences Communications, 2021
In the wake of EL James’s series Fifty Shades of Grey, the book market has seen a veritable surge of bestselling erotic novels over the past decade. The online study reported here pursued two questions: (1) Who reads these erotic novels? (2) What are the
Maria Kraxenberger   +2 more
doaj   +1 more source

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