Results 11 to 20 of about 1,170,766 (226)

Motorized spiral enteroscopy in clinical practice: Benefits and results in a single-center cohort study of 204 procedures

open access: yesGastroenterology & Endoscopy, 2023
Objectives: The aim of this paper relies on our clinical experience in a single center with an evaluation of feasibility, clinical benefits, and safety in daily practice based on diagnosis and therapeutic yield using a newly designed Motorized Spiral ...
A. Sportes   +3 more
doaj   +1 more source

A sea spray generation function for fetch-limited conditions [PDF]

open access: yesAnnales Geophysicae, 2002
This paper presents a sea spray generation function for aerosols produced by bubbles bursting that accounts for the effects of fetch. This is achieved by introducing a fetch-dependent model for the whitecap fraction, which is valid for fetch ...
J. Piazzola   +3 more
doaj   +1 more source

Modeling Price Dynamics and Risk Forecasting in Tehran Stock Exchange Market: Nonlinear and Non-gaussian Models of Stochastic Volatility [PDF]

open access: yesتحقیقات مالی, 2023
Objective: The daily observations of the total index of the Tehran Stock Exchange show that in the last few years, stock prices have been very volatile. This volatility can harm the economic environment of Iran.
Moslem Nilchi, Daryush Farid
doaj   +1 more source

A Muscular and Cerebral Physiological Indices Assessment for Stress Measuring during Virtual Wheelchair Guidance

open access: yesBrain Sciences, 2021
The work presented in this manuscript has the purpose to assess the relationship between human factors and physiological indices. We discuss the relationship between stress as human factor and cerebral and muscular signals as features.
Mohamed Moncef Ben Khelifa   +2 more
doaj   +1 more source

Nasopharyngeal sialocoele with underlying auditory tube neoplasia in a cat

open access: yesJournal of Feline Medicine and Surgery Open Reports, 2022
Case summary An 8-year-old cat was presented with recent signs related to upper airway obstruction. CT revealed a hypoattenuating mass, with rim enhancement, in the nasopharynx.
Julien Fritz   +4 more
doaj   +1 more source

Bizans İmparatoru VI. Leon’un (886-912) Taktika’sında Kutsallaştırılmış Savaş Anlatısı

open access: yesDokuz Eylül Üniversitesi İlahiyat Fakültesi Dergisi, 2023
VI. Leon’a atfedilen Taktika isimli askerî el kitabı, generallere ordu, teçhizat ve strateji ile ilgili birtakım bilgiler vermek üzere kaleme alınmıştır. Ancak eserin içeriği bununla sınırlı değildir.
Umut Var
doaj   +1 more source

Assessing Structural VARs [PDF]

open access: yesInternational Finance Discussion Papers, 2006
This paper analyzes the quality of VAR-based procedures for estimating the response of the economy to a shock. We focus on two key issues. First, do VAR-based confidence intervals accurately reflect the actual degree of sampling uncertainty associated with impulse response functions?
Lawrence J. Christiano   +2 more
openaire   +2 more sources

To VaR, or Not to VaR, That is the Question [PDF]

open access: yes, 2021
We consider economic obstacles that limit the reliability and accuracy of value-at-risk (VaR). Investors who manage large market transactions should take into account the impact of the randomness of large trade volumes on predictions of price probability and VaR assessments. We introduce market-based probabilities of price and return that depend on the
openaire   +2 more sources

Do political relations affect exports to China? Evidence from the ‘Quad’

open access: yesThe World Economy, Volume 45, Issue 9, Page 2882-2901, September 2022., 2022
Abstract This paper quantifies the effects of shocks in political relations on merchandise goods exports to China for the’Quad’ countries, namely Australia, India, Japan and the USA, between 1998 and 2018. Using a vector auto‐regression approach, our estimates suggest that deteriorating political relations only have short‐ and long‐run effects on India'
Vishesh Agarwal, Jane Golley
wiley   +1 more source

Philogenetic Analysis of S. Scabiei Var. Hominis, Var. Cuniculi, and Var. Marmoota

open access: yesBioscientia Medicina : Journal of Biomedicine and Translational Research, 2021
Introduction: Based on data from the 2017 Global Burden of Disease, it is known that Indonesia is the country with the highest number of scabies incidences out of 195 countries in the world. In addition to humans, scabies is also an infectious disease in mammals with a prevalence of 300 million infestations every year, even in animals the mortality ...
Gita Dwi Prasasty   +5 more
openaire   +2 more sources

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