Results 71 to 80 of about 17,512,953 (347)

The use of 3D surface analysis techniques to investigate the wear of matt surface finish femoral stems in total hip replacement [PDF]

open access: yes, 2006
Total hip replacement is one of the most common surgical procedures carried out both in the UK and Worldwide. With an increasing number of younger patients undergoing the procedure, there is an emphasis on increasing the longevity of prostheses.
Brown, Leigh
core  

Validity of a Wearable Digital Insole for Assessing Gait ON and OFF in Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Gait impairment is a distinctive symptom of Parkinson's disease that negatively impact mobility. We assessed the validity of wearable digital insoles against a validated reference gait analysis system for measuring select gait characteristics in patients with Parkinson's disease. Methods A comparative analysis between digital insoles
Deborah A. Hall   +16 more
wiley   +1 more source

The Role of Calcitonin Gene‐Related Peptide in High‐Altitude Headache: A Prospective Field Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective High‐altitude headache (HAH) is a common neurological condition associated with rapid ascent to high altitude. The pathophysiological mechanisms underlying HAH remain incompletely understood. Calcitonin gene‐related peptide (CGRP), a neuropeptide implicated in migraine pathophysiology, may play a key role in the pathophysiology of ...
Roman Schniepp   +4 more
wiley   +1 more source

Learning how to knap flint on the Aurignacian site of Bourg-Charente (Charente, France): cognitive interactions and societal implications

open access: yesGallia Préhistoire
. The Palaeolithic site of Bourg-Charente (Charente, France) is a multi-level site on a calcareous slope on the left bank of the Charente River (France).
Nelly Connet   +4 more
doaj   +1 more source

The Use of Exotic Flint and the Neolithisation of the Lower Rhine Basin (NL)

open access: yesInternet Archaeology, 2009
More than a millennium passed between the arrival of the first Bandkeramik farmers in Limburg, in present-day Netherlands, and the gradual incorporation of an agricultural way of life by the indigenous hunter-gatherers.
Annelou van Gijn
doaj   +1 more source

A Two‐Stage Questionnaire and Actigraphy Screening for iRBD in a Multicenter Retrospective Cohort

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Isolated rapid‐eye‐movement sleep behavior disorder is a prodromal marker of synucleinopathies. However, most cases remain undiagnosed due to the insufficient predictive value of questionnaires and limited access to confirmatory video‐polysomnography. We assessed a two‐stage screening strategy combining a brief questionnaire on rapid‐
Caleb A. Massimi   +17 more
wiley   +1 more source

Weapons, fighters and combat

open access: yesDanish Journal of Archaeology, 2014
This article deals with the use-wear analysis of 204 weapons of Period I of the Early Nordic Bronze Age. The analysed sample contained 154 spearheads and 50 swords and was made up of approximately one-third of the contemporaneous weapons in Southern ...
Christian Horn
doaj   +1 more source

Dynamic evolution of interface roughness during friction and wear processes [PDF]

open access: yes, 2014
Dynamic evolution of surface roughness and influence of initial roughness (Sa=0.282 to 6.73 µm) during friction and wear processes has been analyzed experimentally.
Bigerelle, M.   +19 more
core   +1 more source

Artificial Intelligence in Systemic Sclerosis: Clinical Applications, Challenges, and Future Directions

open access: yesArthritis Care &Research, EarlyView.
Systemic sclerosis (SSc) is a rare autoimmune disease defined by immune dysregulation, vasculopathy, and progressive fibrosis of the skin and internal organs. Despite advances in care, major complications such as interstitial lung disease (ILD) and myocardial involvement remain the leading causes of morbidity and mortality.
Cristiana Sieiro Santos   +2 more
wiley   +1 more source

Armorican arrowhead biographies: Production and function of an Early Bronze Age prestige good from Brittany (France)

open access: yesJournal of Lithic Studies, 2014
Brittany can pride itself on the Armorican arrowheads found in Early Bronze Age graves (2150-1700 BC). In the present state of knowledge, these are the only specialized craft products in knapped flint produced in this region at the western edge of ...
Clément Nicolas, Colas Guéret
doaj   +1 more source

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