Results 31 to 40 of about 1,057 (181)

CLINICAL EPIDEMIOLOGICAL PECULIARITIES OF ENTEROVIRUS COXSACKIEVIRUS A16 GROUP MORBIDITY IN CHILDREN

open access: yesДетские инфекции (Москва), 2015
Federal Service on Customers' Rights Protection and Human Well-Being Surveillance in Orenburg Region, Orenburg The authors presented the results of the clinical and epidemiological analysis of enterovirus coxsackievirus A-16 group morbidity among ...
L. A. Lityaeva   +2 more
doaj   +1 more source

Programme on establishing a semi-free population of Przewalski's horse in Orenburg State Nature Reserve: the first successful project on the reintroduction of the species in Russia

open access: yesNature Conservation Research: Заповедная наука, 2019
The Przewalski's horse Equus ferus przewalskii is the only wild representative of the subgenus true horses left in the world. This article discusses the history of projects on the reintroduction of the Przewalski's horse in Russia and compares two ...
Rafilia T. Bakirova, Tatjana L. Zharkikh
doaj   +1 more source

Cluster Appoach to Analyzing Registered Unemployment in the Region

open access: yesВестник Российского экономического университета имени Г. В. Плеханова, 2023
The topic of the research is acute due to the fact that for a couple of years labour market of each region and Russia as a whole has been suffering turbulence because of changes in economic situation.
L. V. Portnova
doaj   +1 more source

Tubulo-interstitial diseases in structure of chronic kidney disease in children of the Orenburg regio

open access: yesЛечащий Врач, 2021
The aim of the study was to define structure of chronic kidney disease in children of the Orenburg region. We defined prevalence of tubulointerstitial diseases (91,3%) in structure of CKD in the Orenburg region.
I. V. Zorin   +7 more
doaj  

Influence of the balancing of the oil supply to the connecting bearings on their operations failures

open access: yesИнтеллект. Инновации. Инвестиции, 2019
The relevance of the study is due to the need to study the laws of processes and phenomena leading to disruption of the normal functioning of the connecting rod bearings of automobile engines in operation and causing sudden costly failures.
A.T. Kulakov   +2 more
doaj   +1 more source

Aflatoxin B1, B2, G1, G2, Zearalenone, and Ochratoxin A in Cereals, Cereal‐Based Products and Baby Food: Method Validation, Monitoring Study and Exposure Assessment of the Italian Population

open access: yesFood Science &Nutrition, Volume 14, Issue 4, April 2026.
A validated HPLC‐FLD analytical method for the determination of aflatoxins, zearalenone, and ochratoxin A in cereals was applied to the analysis of 402 samples collected in Italy from 2013 to 2023 and to perform a risk assessment evaluation for the Italian population. Prevalence of contaminated samples was generally low and restricted to maize samples.
Stefano Sdogati   +7 more
wiley   +1 more source

Determining the factors of an accident involving pedestrians

open access: yesИнтеллект. Инновации. Инвестиции
Official sources name four reasons for the high accident rate in motor transport, which summarize a large number of factors that directly affect road safety.
I. E. Ilyina   +2 more
doaj   +1 more source

A Language and Its Holes: The First‐Order Homology of the Large‐Scale Geometrical Structure of a Natural Language

open access: yesComplexity, Volume 2025, Issue 1, 2025.
The present paper employs topological data analysis methods to reveal ‘holes’ (stable persistent homologies) in the semantic spaces of words, bigrams, and trigrams of the English and Russian languages, and to ascertain their boundaries. Furthermore, the paper selects those holes that belong to the large‐scale (coarse‐grained) structure of the language ...
Vasilii A. Gromov   +3 more
wiley   +1 more source

Study and publication of the works of P.I. Rychkov and their reflection in educational literature on the history of the Orenburg region

open access: yesВестник Самарского университета: История, педагогика, филология
The article provides a historiographical overview of the scientific activities of Pyotr Ivanovich Rychkov, an outstanding Russian scientist who studied the Orenburg region, leaving behind scientific works on geography, economics, ethnography, various ...
S. V. Dzhundzhuzov, E. V. Godovova
doaj   +1 more source

Characteristics of mortality in the Orenburg region population in 2011–2017 [PDF]

open access: yesНаука и инновации в медицине, 2020
Objectives to study the mortality indicators, their dynamics and structure, in the population of the Orenburg region in the period of 20112017. Material and methods.The study was conducted using the data from the territorial authority of statistics in
Evgenii L. Borschuk   +2 more
doaj   +1 more source

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