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66篇 您的检索式:作者名="Robert Barnes"
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1三维超高场7T高分辨磁敏感加权像静脉造影(英文)显示文摘目的超高场磁共振具有高信噪比和独特的磁敏感对比,使其在无创性脑血管造影尤其是对小静脉的检测有明显优势。本文探讨如何在超高场磁共振7T优化和获取高质量的磁敏感加权像(SWI)静脉造影。方法选择10例正常志愿者作为研究对象,采集一系列7TSWI静脉造影数据并与3T结果作对比。选择参数TR=30~45ms,TE=13~26ms,带宽(BW)=80~140Hz/pixel,翻转角(FA)=10~25?;所有的数据用同样的图像后处理方式得到最小信号叠加投影(mIP)的SWI静脉造影像,并进行定量化分析。结果图像优化后,我们得到高分辨率的7T静脉造影图像。根据静脉血的T2*选择优化TE:16ms(7T),28ms(3T);FA:15?(3T和7T)。相对于3T,7TSWI图像有较高的信噪比和静脉与周围组织的对比度,并显示出更多的微小静脉。结论超高场SWI静脉造影对于显示微小静脉具有明显的优势。Yulin Ge Samuel Barnes Samantha Heller Daniel K.Sodickson Lin Tang E.Mark Haacke Jianping Dai Robert I.Grossman 2010磁共振成像2010,1,2:8
2加拿大基层医疗改革的创新型及多元化策略显示文摘基层医疗卫生服务体系在世界各国的医疗卫生服务系统中均发挥着重要作用。在过去十年中,加拿大省及地方卫生系统运用了多种方法改善基层医疗卫生服务,改革方案涵盖了目标医疗组织架构、医疗服务者薪酬、医疗服务者数量、医疗服务质量及安全性等方面,改革成果大大提升了家庭医学这个专业实践领域的吸引力,家庭医学吸引了越来越多的医学应届毕业生。这对我国健全基层医疗卫生服务体系具有重要借鉴意义。为此,本刊特别翻译和报道了加拿大基层医疗改革的创新型及多元化策略,敬请关注!Erin Strumpf Jean-Frédéric Levesque Natalie Coyle Brian Hutchison Marsha Barnes Robert J.Wedel 魏亚萌 2015中国全科医学2015,18,31:4
3A Prospective Multicenter Registry of Patients with Chronic Gastroesophageal Reflux Disease Receiving Transoral Incisionless Fundoplication显示文摘Reginald C.W. Bell Peter G. Mavrelis William E. Barnes David Dargis Bart J. Carter Kevin M. Hoddinott Robert W. Sewell Karim S. Trad Brian DaCosta Gill Glenn M. Ihde 2012Journal of the American College of Surgeons2012,,6:2
4Comparison of CT Scan Muscle Measurements and Isokinetic Trunk Strength in Postoperative Patients显示文摘TOM G. MAYER HEIKKI VANHARANTA ROBERT J. GATCHEL VERT MOONEY DENNIS BARNES LINDA JUDGE SUE SMITH ARTHUR TERRY 1989Spine1989,,1:2
5When ventilator-associatedpneumonias haunt your NICU one unit's story显示文摘Norris SC Barnes AK Roberts TD 2009Neonatal Netw2009,28,1:1
6Participation in cognitively stimulating activities and risk of incident Alzheimer disease显示文摘Robert S Wilson Carlos F Mendes De Leon Lisa L Barnes 2002JAMA2002,287,6:1
7When ventilator-associated pneumonias haunt your NICU--one unit's story?显示文摘Norris SC Barnes AK Roberts TD 2009Neonatal Netw2009,28,1:1
8When Ventilator-Associated Pneumonias Haunt Your NICU-One Unit's Story显示文摘Norris SC Barnes AK Roberts TD 0,,01:1
9Use of blood based biomarkers in the evaluation of Crohn's disease and ulcerative colitis显示文摘Despite significant improvements in our understanding of Crohn's disease(CD) and ulcerative colitis(UC) in recent years, questions remain regarding the best approaches to assessment and management of these chronic diseases during periods of both relapse and remission. Various serologic biomarkers have been used in the evaluation of patients with both suspected and documented inflammatory bowel disease(IBD), and while each has potential utility in the assessment of patients with IBD, potential limitation remain with each method of assessment. Given these potential shortcomings, there has been increased interest in other means of evaluation of patients with IBD, including an expanding interest in the role of gene expression profiling. Among patients with IBD, gene expression profiles obtained from whole blood have been used to differentiate active from inactive CD, as well as to differentiate between CD, UC, and non-inflammatory diarrheal conditions. There are many opportunities for a non-invasive, blood based test to aid in the assessment of patients with IBD, particularly when considering more invasive means of evaluation including endoscopy with biopsy. Furthermore, as the emphasis on personalized medicine continues to increase, the potential ability of gene expression analysis to predict patient response to individual therapies offers great promise. While whole blood gene expression analysis may not completely replace more traditional means of evaluating patients with suspected or known IBD, it does offer significant potential to expand our knowledge of the underlying genes involved in the development of these diseases.Edward L Barnes Choong-Chin Liew Samuel Chao Robert Burakoff 2015World Journal of Gastrointestinal Endoscopy2015,7,17:1
10Transoral Incisionless Fundoplication: 2-year Results from the Prospective Multicenter U.S. Study显示文摘Bell Reginald C W Barnes William E Carter Bart J Sewell Robert W Mavrelis Peter G Ihde Glenn M Hoddinott Kevin M Fox Mark A Freeman Katherine D Gunsberger Tanja Hausmann Mark G Dargis David Gill Brian DaCosta Wilson Erik Trad Karim S 2014The American Surgeon2014,,11:1
11When ventilator-associated pneumonias haunt your NICU-one unit’s story显示文摘Norris S C Barnes A K Roberts T D 2009Neonatal Netw2009,28,1:1
12Corporate Image: Employee Reactions and Implications for Managing Corporate Social Performance显示文摘Christine M. Riordan Robert D. Gatewood Jodi Barnes Bill 1997Journal of Business Ethics1997,,4:1
13Differential display and suppressive subtractive hybridization used to identify granulosa cell messenger rna associated with bovine oocyte developmental competence显示文摘Robert C Gagne D Bousquet D Barnes FL Sirard MA 2001Biol Reprod2001,64,6:1
14When ventilator- associated pneumonias haunt your NICU-one unitls story 显示文摘Norris S C Barnes A K Roberts T D 2009Neonatal Netw2009,28,1:1
15Diffuse Bronchiolar Disease Due to Chronic Occult Aspiration显示文摘Terrance W. Barnes Robert Vassallo Henry D. Tazelaar Thomas E. Hartman Jay H. Ryu 2006Mayo Clinic Proceedings2006,,2:1
16When ventilator-associated pneumonias haunt your NICU one units story显示文摘Norris SC Barnes AK Roberts TD 2009Neonatal Netw2009,28,1:1
17Evidence for a link be- tween mortality in acute COPD and hospital type and resources 显示文摘Roberts CM Barnes S Lowe D 2008Thorax2008,58,:1
18When Ven tilator Associated p-neumonias haunt your NICU one unit's story显示文摘Norris SC Barnes AK Roberts TD 2009Neonatal Netw2009,28,1:1
19Life-span cognitive activity, neuropathologic burden, and cognitive aging显示文摘Robert S. Wilson Patricia A. Boyle Lei Yu Lisa L. Barnes Julie A. Schneider David A. Bennett 2013Neurology2013,,4:1
20210 Pb and 239 + 240 Pu in the Northeast Water Polynya, Greenland : particle dynamics and sediment mixing rates 显示文摘Roberts K A Cochran J K Barnes C 1997Journal of Marine Systems1997,10,14:1
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