433 research outputs found

    Anterior-Based Muscle Sparing Approach for Total Hip Arthroplasty

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    A high value, high quality and low cost surgery: a 7.5 year single-center, retrospective case serieshttps://knowledgeconnection.mainehealth.org/lambrew-retreat-2021/1009/thumbnail.jp

    Toward a Consistent Description of the PNC Experiments in A=18-21 Nuclei

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    The experimental PNC results in 18^{18}F, 19^{19}F, 21^{21}Ne and the current theoretical analysis show a discrepancy . If one interprets the small limit of the experimentally extracted PNC matrix element for 21^{21}Ne as a destructive interference between the isoscalar and the isovector contribution, then it is difficult to understand why the isovector contribution in 18^{18}F is so small while the isoscalar + isovector contribution in 19^{19}F is relatively large. In order to understand the origin of this discrepancy a comparison of the calculated PNC matrix elements was performed. It is shown that the 18^{18}F and 21^{21}Ne matrix elements contain important contributions from 3ℏω\hbar \omega and 4ℏω\hbar \omega configuration and that the (0+1)ℏω\hbar \omega calculations give distorted results.Comment: REVTEX, 16 pages, 1 postscriptum figure uuencoded and appende

    Informed Consent in HIV Prevention Trials: Report of an International Workshop

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    This report summarizes key themes and issues on informed consent in HIV prevention trials as part of an international workshop co-hosted by Population Council and Family Health International in May 2005

    The application of retinal fundus camera imaging in dementia:A systematic review

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    INTRODUCTION: The ease of imaging the retinal vasculature, and the evolving evidence suggesting this microvascular bed might reflect the cerebral microvasculature, presents an opportunity to investigate cerebrovascular disease and the contribution of microvascular disease to dementia with fundus camera imaging. METHODS: A systematic review and meta-analysis was carried out to assess the measurement of retinal properties in dementia using fundus imaging. RESULTS: Ten studies assessing retinal properties in dementia were included. Quantitative measurement revealed significant yet inconsistent pathologic changes in vessel caliber, tortuosity, and fractal dimension. Retinopathy was more prevalent in dementia. No association of age-related macular degeneration with dementia was reported. DISCUSSION: Inconsistent findings across studies provide tentative support for the application of fundus camera imaging as a means of identifying changes associated with dementia. The potential of fundus image analysis in differentiating between dementia subtypes should be investigated using larger well-characterized samples. Future work should focus on refining and standardizing methods and measurements

    Bonn Potential and Shell-Model Calculations for 206,205,204Pb

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    The structure of the nuclei 206,205,204Pb is studied interms of shell model employing a realistic effective interaction derived from the Bonn A nucleon-nucleon potential. The energy spectra, binding energies and electromagnetic properties are calculated and compared with experiment. A very good overall agreement is obtained. This evidences the reliability of our realistic effective interaction and encourages use of modern realistic potentials in shell-model calculations for heavy-mass nuclei.Comment: 4 pages, 4 figures, submitted to Physical Review

    Spectroscopic factors for bound s-wave states derived from neutron scattering lengths

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    A simple and model-independent method is described to derive neutron single-particle spectroscopic factors of bound s-wave states in A+1Z=AZ⊗n^{A+1}Z = ^{A}Z \otimes n nuclei from neutron scattering lengths. Spectroscopic factors for the nuclei ^{13}C, ^{14}C, ^{16}N, ^{17}O, ^{19}O, ^{23}Ne, ^{37}Ar, and ^{41}Ar are compared to results derived from transfer experiments using the well-known DWBA analysis and to shell model calculations. The scattering length of ^{14}C is calculated from the ^{15}C_{g.s.} spectroscopic factor.Comment: 9 pages (uses revtex), no figures, accepted for publication in PRC, uuencoded tex-files and postscript-files available at ftp://is1.kph.tuwien.ac.at/pub/ohu/Thermal.u

    Patterns within Patterns within the Smart Living Experience

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    Modern technology is increasingly being employed to create a “smart” living experience. These “smart” technology entities are producing copious of amounts data, which in turn rely on increased storage, distribution and computation capacity to manage the data. Depending on the scenario, the diversity of piecemeal solutions almost reflects the diversity of problems they address. But some solutions can be reapplied. In the field of computing, design patterns can provide a general, reusable solution to commonly recurring problems within a given context through software design. This work seeks to determine the core elements of a technology-independent design pattern format and an open software framework can be developed to capture, share and redeploy existing successful and reusable strategies for commonly encountered smart environment use cases. Applying in areas such as assistive technology, energy management and environmental monitoring. The underpinning notion of this paper is to introduce “how, where and why” a rule set based in “design pattern” format could contribute to describe a general “understanding” of given cases in the smart environment domain, as well as allow different processes to collaborate with each other
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