Results 41 to 50 of about 7,607,900 (314)

Impact of superficial temporal artery⁃middle cerebral artery bypass combined with encephalo⁃myo⁃synangiosis on cognitive function in patients with moyamoya disease

open access: yesChinese Journal of Contemporary Neurology and Neurosurgery, 2022
Objective To evaluate the improvement of superficial temporal artery⁃middle cerebral artery (STA⁃MCA) bypass combined with encephalo⁃myo⁃synangiosis (EMS) on cognitive function in patients with moyamoya disease (MMD).
SONG Yun⁃fei   +5 more
doaj   +1 more source

Connection between Distribution and Fragmentation Functions [PDF]

open access: yes, 2000
We show that the quark fragmentation function $D(z)$ and the quark distribution function $q(x)$ are connected in the $z \to 1$ limit by the approximate relation $D(z)/z \simeq q(2-1/z)$, where both quantities are in their physical regions.
Barone, Vincenzo   +2 more
core   +2 more sources

Uniqueness of meromorphic solutions sharing values with a meromorphic function to w(z+1)w(z−1)=h(z)wm(z) $w(z + 1)w(z - 1) = h(z)w^{m}(z)$

open access: yesAdvances in Difference Equations, 2019
For the nonlinear difference equations of the form w(z+1)w(z−1)=h(z)wm(z), $$ w(z + 1)w(z - 1) = h(z)w^{m}(z), $$ where h(z) $h(z)$ is a nonzero rational function and m=±2,±1,0 $m = \pm 2, \pm 1,0$, we show that its transcendental meromorphic solution is
BaoQin Chen, Sheng Li
doaj   +1 more source

One-dimensional models for atoms in strong magnetic fields, II: Anti-Symmetry in the Landau Levels

open access: yes, 2003
Electrons in strong magnetic fields can be described by one-dimensional models in which the Coulomb potential and interactions are replaced by regularizations associated with the lowest Landau band. For a large class of models of these type, we show that
Brummelhuis, Raymond, Ruskai, Mary Beth
core   +2 more sources

A Quality Improvement Initiative to Standardize Pneumocystis jirovecii Pneumonia Prophylaxis in Pediatric Patients With Solid Tumors

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Pediatric patients with extracranial solid tumors (ST) receiving chemotherapy are at an increased risk for Pneumocystis jirovecii pneumonia (PJP). However, evidence guiding prophylaxis practices in this population is limited. A PJP‐related fatality at our institution highlighted inconsistent prescribing approaches and concerns about
Kriti Kumar   +8 more
wiley   +1 more source

z-ideals in the Semiring ℛ^+(L_τ)

open access: yesScientific Annals of Computer Science
Let ℛ^+(L_τ) denote the nonnegative τ-real-continuous function on a topoframe L_τ. We introduce the notion of z-ideals and maximal ideals in the semiring ℛ^+(L_τ) and state some results about them. Also, we show that the topoframe L_τ is a P-topoframe if
Ali Akbar Estaji, Toktam Haghdadi
doaj   +1 more source

The use of singular functions for the approximate conformal mapping of doubly-connected domains [PDF]

open access: yes, 1982
Let f be the function which maps conformally a given doubly- connected domain onto a circular annulus. We consider the use of two closely related methods for determining approximations to f of the form fn (z) = z exp, ⎪⎩⎪⎨⎧⎭⎬⎫Σ−(z)uan1jjj where {uj} is
Kokkinos, CA, Papamichael, N
core  

Eddington-limited accretion and the black hole mass function at redshift 6

open access: yes, 2010
We present discovery observations of a quasar in the Canada-France High-z Quasar Survey (CFHQS) at redshift z=6.44. We also use near-IR spectroscopy of nine CFHQS quasars at z~6 to determine black hole masses.
Alain Omont   +89 more
core   +4 more sources

Sickle Cell Disease Is an Inherent Risk for Asthma in a Sibling Comparison Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Sickle cell disease (SCD) and asthma share a complex relationship. Although estimates vary, asthma prevalence in children with SCD is believed to be comparable to or higher than the general population. Determining whether SCD confers an increased risk for asthma remains challenging due to overlapping symptoms and the ...
Suhei C. Zuleta De Bernardis   +9 more
wiley   +1 more source

Pazopanib Combined With Vincristine and Irinotecan in Relapsed Wilms Tumor: Encouraging Outcomes in a Heavily Pretreated Pediatric Cohort

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background While Wilms tumor (WT) typically has a favorable prognosis, relapsed cases—especially those with high‐risk histology—remain therapeutically challenging after intensive frontline therapy. The combination of vincristine and irinotecan has demonstrated activity in pediatric solid tumors, and pazopanib, a multi‐targeted tyrosine kinase ...
Maria Debora De Pasquale   +6 more
wiley   +1 more source

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