Results 61 to 70 of about 4,428,274 (341)

Ultrasonographic Second Look in Pediatric Atypical Acute Appendicitis

open access: yesGüncel Pediatri
Introduction: To draw attention to possible causes of atypical radiological condition with a “secondary view” in atypical pediatric acute appendicitis cases.
Harun Yıldız, Nurcan Kat
doaj   +1 more source

Curves and cycles on K3 surfaces

open access: yes, 2013
The notion of constant cycle curves on K3 surfaces is introduced. These are curves that do not contribute to the Chow group of the ambient K3 surface. Rational curves are the most prominent examples.
Huybrechts, Daniel   +1 more
core  

Appendix to "Twisting of Siegel paramodular forms" [PDF]

open access: yes, 2016
In this appendix we present an expanded version of Section 4 of our paper arXiv:1404.4596, including the proofs of all of the technical lemmas.Comment: 60 pages. In version 2, two typos have been corrected.
Johnson-Leung, Jennifer, Roberts, Brooks
core  

Factorization of differential operators, quasideterminants, and nonabelian Toda field equations

open access: yes, 1997
We integrate nonabelian Toda field equations for root systems of types A, B, C, for functions with values in any associative algebra. The solution is expressed via quasideterminants.
Etingof, Pavel   +2 more
core   +3 more sources

Evaluation of a novel EHR sidecar application to display RA clinical outcomes during clinic visits: results of a stepped‐wedge cluster randomized pragmatic trial

open access: yesArthritis Care &Research, Accepted Article.
Objective We developed a novel EHR sidecar application to visualize key rheumatoid arthritis (RA) outcomes, including disease activity, physical function, and pain, via a patient‐facing graphical interface designed for use during outpatient visits (“RA PRO dashboard”).
Gabriela Schmajuk   +16 more
wiley   +1 more source

The common motives for appendectomy in Hail Region Saudi Arabia

open access: yesAIMS Public Health, 2020
Background: Appendectomy remains the most common emergency surgery. With the lack of literature from Saudi Arabia regarding the treatment for appendix disorders, this study aimed to identify the common motives for appendectomy in Northern Saudi Arabia ...
Fawaz D Alshammari   +13 more
doaj   +1 more source

A Q‐Learning Algorithm to Solve the Two‐Player Zero‐Sum Game Problem for Nonlinear Systems

open access: yesInternational Journal of Adaptive Control and Signal Processing, Volume 39, Issue 3, Page 566-581, March 2025.
A Q‐learning algorithm to solve the two‐player zero‐sum game problem for nonlinear systems. ABSTRACT This paper deals with the two‐player zero‐sum game problem, which is a bounded L2$$ {L}_2 $$‐gain robust control problem. Finding an analytical solution to the complex Hamilton‐Jacobi‐Issacs (HJI) equation is a challenging task.
Afreen Islam   +2 more
wiley   +1 more source

Colonoscopic Clipping as a Treatment for Appendiceal Bleeding

open access: yesGut and Liver, 2010
Bleeding from the appendix has been reported very rarely in patients with lower-gastrointestinal-tract bleeding. In general, after a colonoscopic diagnosis of appendiceal bleeding, laparoscopic or surgical appendectomy would be recommended.
doaj   +1 more source

Online Appendix to How Do Taxes Affect Human Capital? The Role of Intergenerational Mobility [PDF]

open access: yes
This technical appendix extends the model in the published article by allowing the household to choose the amount of time consumed as leisure. Several alternative policy experiments are studied as well.
Lutz Hendricks
core  

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