Results 41 to 50 of about 3,711 (211)

On subset least squares estimation and prediction in vector autoregressive models with exogenous variables

open access: yesCanadian Journal of Statistics, EarlyView.
Abstract We establish the consistency and the asymptotic distribution of the least squares estimators of the coefficients of a subset vector autoregressive process with exogenous variables (VARX). Using a martingale central limit theorem, we derive the asymptotic normal distribution of the estimators. Diagnostic checking is discussed using kernel‐based
Pierre Duchesne   +2 more
wiley   +1 more source

Bibliographie sélective pour la traduction des sciences biomédicales [PDF]

open access: yes, 2001
Département de linguistique et de ...
Vandaele, Sylvie
core   +1 more source

Validated RP‐HPLC–UV Method for the Quantitative Analysis and Stability Evaluation of Amoxicillin in Paediatric Gummy Tablets

open access: yesELECTROPHORESIS, EarlyView.
A validated RP‐HPLC–UV method was successfully applied for amoxicillin determination in gummy tablets. The method is useful for an accurate amoxicillin content determination in paediatric gummies and was applied to study the stability profile of the drug, evaluated over 6 months under storage conditions.
Samuele Bonafè   +7 more
wiley   +1 more source

After Heparin: Protecting Consumers From the Risks of Substandard and Counterfeit Drugs [PDF]

open access: yes, 2011
Based on case studies, examines globalization and quality management trends in pharmaceutical manufacturing, barriers to Federal Drug Administration oversight, and the security of pharmaceutical distribution.

core  

Integrated characterization of Greek fennel genotypes through morpho‐agronomical characteristics, yield components and phytochemical compounds

open access: yesJSFA reports, Volume 5, Issue 3, Page 91-103, March 2025.
Abstract Background Fennel (Foeniculum vulgare Mill.) is a widely cultivated vegetable and aromatic‐medicinal plant. In this research, field studies assessed 12 fennel genotypes of diverse origin, comprising 10 Greek accessions and two European commercial varieties, focusing on their morpho‐agronomical traits, phenolic compounds and antioxidant ...
Kalliopi I. Kadoglidou   +6 more
wiley   +1 more source

Pharmacy, quina and quinine in Portugal (18th-20th centuries) [PDF]

open access: yes, 2015
We begin by a study case on the use of quina at Teaching Hospital of University the Coimbra at the turn of the 19th century. Next we discuss the isolation of cinchonine in Portugal and the polemics to which it gave rise among scientists from Coimbra and ...
Cabral, Célia   +2 more
core  

Shape Derivatives of the Eigenvalues of the De Rham Complex for Lipschitz Deformations and Variable Coefficients: Part I

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
ABSTRACT We study eigenvalue problems for the de Rham complex on varying three‐dimensional domains. Our analysis includes the Helmholtz equation as well as the Maxwell system with mixed boundary conditions and non‐constant coefficients. We provide Hadamard‐type formulas for the shape derivatives under weak regularity assumptions on the domain and its ...
Pier Domenico Lamberti   +2 more
wiley   +1 more source

Assessment of efficacy and quality of two albendazole brands commonly used against soil-transmitted helminth infections in school children in Jimma Town, Ethiopia [PDF]

open access: yes, 2015
Background : There is a worldwide upscale in mass drug administration (MDA) programs to control the morbidity caused by soil-transmitted helminths (STHs): Ascaris lumbricoides, Trichuris trichiura and hookworm. Although anthelminthic drugs which are used
D'Hondt, Matthias   +11 more
core   +4 more sources

Weak Solutions for a Class of Nonlocal Singular Problems Over the Nehari Manifold

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
ABSTRACT In this paper, we consider a nonlocal model of dilatant non‐Newtonian fluid with a Dirichlet boundary condition. By using the Nehari manifold and fibering map methods, we obtain the existence of at least two weak solutions, with sign information.
Zhenfeng Zhang   +2 more
wiley   +1 more source

Ashwagandha: Is It Safe? Part 1: A Regulatory Review

open access: yesPhytotherapy Research, EarlyView.
ABSTRACT Over the last decade, ashwagandha (Withania somnifera (L.) Dunal, AS) has been brought under increasing scrutiny by EU regulators regarding its safety for the use in food supplements, culminating in a recent recommendation for an Article 8 procedure according to Regulation (EC) No. 1925/2006 in the European Union (EU).
T. Brendler   +5 more
wiley   +1 more source

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