Results 251 to 260 of about 548,121 (295)

Anorectal Dysfunction in Systemic Sclerosis: Clinical Phenotypes and Functional Patterns

open access: yesArthritis Care &Research, EarlyView.
Objective The aim of this study was to characterize specific physiologic defects in anorectal dysfunction in systemic sclerosis (SSc) using anorectal manometry (ARM), evaluate associations with gastrointestinal (GI) and extraintestinal clinical phenotypes, and explore potential serologic markers for risk stratification.
Timothy Kaniecki   +6 more
wiley   +1 more source

Malignant MITF-Rearranged PEComa With Novel EEF1A1::MITF Fusion. [PDF]

open access: yesGenes Chromosomes Cancer
Raney S   +9 more
europepmc   +1 more source

Bilateral panuveitis with bacillary layer detachment in a 7-year-old girl. [PDF]

open access: yesInt J Ophthalmol
Calleja-Casado F   +7 more
europepmc   +1 more source

Successful Sphincter-Preserving Resection of a Giant Rectal Schwannoma Using Transanal Total Mesorectal Excision: A Case Report. [PDF]

open access: yesSurg Case Rep
Miyasaka M   +13 more
europepmc   +1 more source

Longitudinal circulating tumour DNA identifies patients at high risk of upstaging and recurrence in non-muscle-invasive bladder cancer. [PDF]

open access: yesBJU Int
Aydogdu C   +17 more
europepmc   +1 more source

Prolonged Treatment in a Case of Anti-N-Methyl-D-Aspartate Receptor Encephalitis. [PDF]

open access: yesCase Rep Obstet Gynecol
Huynh TT   +7 more
europepmc   +1 more source

Positivity-Preserving Consensus of Homogeneous Multiagent Systems

open access: yesIEEE Transactions on Automatic Control, 2020
This note deals with the positivity-preserving consensus problem for undirected positive multiagent systems. The case that all agents have identical positive state-space models with multiple inputs is investigated. Using positive systems theory and analyzing the properties of the overall closed-loop system, positivity-preserving consensus conditions ...
James Lam, Zhan Shu, Jinrong Liu
exaly   +3 more sources

Positivity Preserving Hadamard Matrix Functions [PDF]

open access: yesPositivity, 2007
The authors prove that for every positive real number \(p\) that lies between even integers \(2(m-2)\) and \(2(m-1)\), there exists a matrix \(A=(a_{ij})\) of order \(2m\) such that \(A\) is positive definite, but the matrix with entries \(| a_{ij}| ^p\) is not.
Bhatia, Rajendra, Elsner, Ludwig
openaire   +4 more sources

On the Positivity Preserving Property of Hinged Plates

SIAM Journal on Mathematical Analysis, 2009
In this work we show that the Kirchhoff–Love model for a hinged plate $\Delta^2 v = f \text{ in }E,\; v = \Delta v - (1 - \sigma) \kappa v_n = 0 \text{ on }\partial E$ admits, for $f \in L^2(E)$ and $-1 < \sigma < 1$, a unique weak solution in $W^{2,2}(E) \cap W^{1,2}_0(E)$ which satisfies the positivity preserving property when $E \subset \mathbb{R}^2$
Enea Parini, Athanasios Stylianou
openaire   +3 more sources

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