Results 31 to 40 of about 2,521,125 (282)

Intracranial Aneurysms: Relevance of Superposed Blood Pulse Waves and Tobacco Smoke?

open access: yesJournal of Vascular Diseases, 2023
Background: Intracranial aneurysms (IAs) are found in around 3–4% of elderly people. The authors attempt to answer why IAs develop exclusively in the circle of Willis (CW) and why IAs in the frontal cerebral arteries are unusually frequent in men ...
Ulrich Barz   +2 more
doaj   +1 more source

Comparison of marginal and internal adaptation of copings fabricated from three different fabrication techniques: An in vitro study

open access: yesThe Journal of Indian Prosthodontic Society, 2018
Aim: The purpose of this study was to compare the marginal and internal adaptation of cobalt-chromium (Co-Cr) copings fabricated from conventional wax pattern, three-dimensional (3D)-printed resin pattern, and laser sintering technique.
Aman Arora   +4 more
doaj   +1 more source

Relationship between Internal Consistency and Goodness of Fit Maximum Likelihood Factor Analysis with Varimax Rotation [PDF]

open access: yes, 2009
This study investigates how reliability (internal consistency) affects model-fitting in maximum likelihood exploratory factor analysis (EFA). This was accomplished through an examination of goodness of fit indices between the population and the sample ...
Kanyongo, Gibbs Y., Schreiber, James B.
core   +2 more sources

Internal and Marginal Fit of Modern Indirect Class II Composite Inlays [PDF]

open access: yesJournal of Dental Materials and Techniques, 2014
Introduction: This in vitro study investigates the marginal and internal fit of indirect class II composite restorations. Two different processes for chair-side restorations were compared.
Philipp C. Pott   +3 more
doaj  

Fit, Precision, and Trueness of 3D-Printed Zirconia Crowns Compared to Milled Counterparts

open access: yesDentistry Journal, 2022
Precise fit of a crown and accurate reproduction of the digital design are paramount for successful treatment outcomes and preservation of clinician and technician time.
Reem Abualsaud, Haidar Alalawi
doaj   +1 more source

Internal fit of two all-ceramic systems and metal-ceramic crowns

open access: yesJournal of Applied Oral Science, 2012
OBJECTIVES: The aim of this study was to investigate the internal fit (IF) of glass-infiltrated alumina (ICA - In-Ceram Alumina), yttria-stabilized tetragonal zirconia polycrystals (Y-TZP - IPS e.max ZirCAD), and metal-ceramic (MC - Ni-Cr alloy) crowns ...
Leandro Moura Martins   +6 more
doaj   +1 more source

Structure Functions of the Nucleon in a Statistical Model

open access: yes, 1993
Deep inelastic scattering is considered in a statistical model of the nucleon. This incorporates certain features which are absent in the standard parton model such as quantum statistical correlations which play a role in the propagation of particles ...
A. Chodos   +22 more
core   +1 more source

Reduction of internal noise in auditory perceptual learning [PDF]

open access: yes, 2013
This paper examines what mechanisms underlie auditory perceptual learning. Fifteen normal hearing adults performed two-alternative, forced choice, pure tone frequency discrimination for four sessions.
Amitay, S.   +3 more
core   +1 more source

Marginal and internal fit of nano-composite CAD/CAM restorations

open access: yesRestorative Dentistry & Endodontics, 2016
Objectives The purpose of this study was to compare the marginal and internal fit of nano-composite CAD-CAM restorations. Materials and Methods A full veneer crown and an mesio-occluso-distal (MOD) inlay cavity, which were prepared on extracted ...
So-Hyun Park   +4 more
doaj   +1 more source

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

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