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10篇 您的检索式:作者名="David Goodman J"
    题名 作者 年代 出处 被引量
1Efficient power control via pricing in wireless data networks 显示文摘Cem Saraydar U Narayan Mandayam B David Goodman J 2002IEEE Transactions on Communications2002,50,2:1
2Evaluation of a Novel Stool Native Catalase Antigen Test for Helicobacter pylori Infection in Asymptomatic North American Children显示文摘Victor M Cardenas Delfina C Dominguez Flor A Puentes Corinne C Aragaki Karen J Goodman David Y Graham Yoshihiro Fukuda 2008Journal of Pediatric Gastroenterology and Nutrition2008,,4:1
3Efficient power control via pricing in wireless data networks显示文摘Cem Saraydar U Narayan B Mandayam David Goodman J 2002IEEE Transactions on Communications2002,50,2:1
4Development of The Hi-Vap BOF Cooling System显示文摘Neil J Goodman David Brown 1993Iron and Steel Engineer1993,70,11:1
5Peak-to-Average Power Ratio of Single Carrier FDMASignals with Pulse Shaping 显示文摘MYUNG Hyung G LIM Junsung GOODMAN David J 2006The 17th IEEEInternational Symposium2006,12,:1
6The wireleww internet promises and ghllenges显示文摘David J Goodman 2000Computer2000,,7:1
7降脂药物治疗病人需住院肌溶解症的发生率显示文摘背景:在美国降脂药物已获广泛应用。但是对各种降脂药物发生肌溶解症的危险性目前尚缺乏可靠的估计。 目的:对门诊情况下,不同他汀及贝特类药物(单用或联用)治疗病人肌溶解症的发生率进行估计。 设计、地点及病人:根据全美11个卫生保健计划申报数据建立不同他汀和贝特类用药起始队列。人选本队列的病例为1998年1月1H至2001年6月30日人组保健计划前至少用药180天的病人。人-时间按照单药治疗或他汀-贝特类联合治疗分类。 主要结局指标:每治疗10000人一年肌溶解症的发生率、所需治疗例数以及发生肌溶解症的相对危险性。 结果:在252460例采用降脂药物治疗的病人中,24例于治疗期间发生住院的肌溶解症。采用阿托伐他汀、普伐他汀或辛伐他汀单药治疗平均每10000人一年肌溶解症的发生率为0.44(95%可信区间[confidence interval,CI],0.20~0.84);西立伐汀为5.34(95%CI,1.46~13.68);贝特类为2.82(95%CI,0.58—8.24;P=0.056)。未用药者(unexposed person—time)肌溶解症的发生率为0(95%CI,0—0.48,P=0.56)。阿托伐他汀、普伐他汀与一种贝特联川肌溶解症的发生率增至5.98(95%CI,0.72~216.0),西立伐他汀与叭特类联用增至1035(95%CI,389—2117)。每治疗1年,发现1例肌溶解症的所需治疗例数他汀单药治疗为2272例,采用他汀和贝特类联合治疗的年龄较大的糖尿病人为484例,采用西立伐他汀加贝特类治疗的病人为9.7到12.7例。 结论:采用阿托伐他汀、普伐他汀及辛伐他汀单药治疗发生肌溶解症的危险相似而且很低;联合使用他汀及贝特类者危险增加,特别是在老年糖尿病病人。西立伐他汀联合贝特类每年治疗10例即可能有1例发生肌溶解症。David J, Graham Judy A , Staffa Deborah shatin Susan E. Andrade Stephanie D, Schech Lois La Grenade Jerry H. Gurwitz K. Arnold Chan Michael .J. Goodman Richard Platt 徐成斌(译) 2006美国医学会杂志(中文版)2006,25,1:0
8Individual differences in transcranial electrical stimulation current density显示文摘Transcranial electrical stimulation(TCES)is effective in treating many conditions,but it has not been possible to accurately forecast current density within the complex anatomy of a given subject's head.We sought to predict and verify TCES current densities and determine the variability of these current distributions in patient-specific models based on magnetic resonance imaging(MRI)data.Two experiments were performed.The first experiment estimated conductivity from MRIs and compared the current density results against actual measurements from the scalp surface of 3 subjects.In the second experiment,virtual electrodes were placed on the scalps of 18 subjects to model simulated current densities with 2 mA of virtually applied stimulation.This procedure was repeated for4 electrode locations.Current densities were then calculated for 75 brain regions.Comparison of modeled and measured external current in experiment 1 yielded a correlation of r=.93.In experiment 2,modeled individual differences were greatest near the electrodes(ten-fold differences were common),but simulated current was found in all regions of the brain.Sites that were distant from the electrodes(e.g.hypothalamus)typically showed twofold individual differences.MRI-based modeling can effectively predict current densities in individual brains.Significant variation occurs between subjects with the same applied electrode configuration.Individualized MRIbased modeling should be considered in place of the 10-20 system when accurate TCES is needed.Michael J Russell Theodore Goodman Ronald Pierson Shane Shepherd Qiang Wang Bennett Groshong David F Wiley 2013The Journal of Biomedical Research2013,27,6:0
9Cyclophosphamide-associated enteritis: A rare association with severe enteritis显示文摘Cyclophosphamide is a potent cytotoxic agent used in many clinical settings. The main risks of cyclophosphamide therapy include hematological disorders, infertility, hemorrhagic cystitis and malignancies. Gastrointestinal side effects reported to date are often non-specific and not severe. We present the first case of a fatal small bowel enteritis and pan-colitis which appears to be associated with cyclophosphamide. We aim to raise the readers' awareness of this significant adverse event to facilitate clinical suspicion and early recognition in potential future cases.Linda S Yang Karla Cameron Tim Papaluca Chamara Basnayake Louise Jackett Penelope McKelvie David Goodman Barbara Demediuk Sally J Bell Alexander J Thompson 2016World Journal of Gastroenterology2016,22,39:0
10Practice patterns in FNA technique: A survey analysis显示文摘AIM: To ascertain fine needle aspiration(FNA) tech-niques by endosonographers with varying levels of ex-perience and environments.METHODS: A survey study was performed on United States based endosonographers. The subjects complet-ed an anonymous online electronic survey. The main outcome measurements were differences in needle choice, FNA technique, and clinical decision making among endosonographers and how this relates to years in practice, volume of EUS-FNA procedures, and prac-tice environment.RESULTS: A total of 210(30.8%) endosonographers completed the survey. Just over half(51.4%) identified themselves as academic/university-based practitioners. The vast majority of respondents(77.1%) identified themselves as high-volume endoscopic ultrasound(EUS)(> 150 EUS/year) and high-volume FNA(> 75 FNA/year) performers(73.3). If final cytology is non-diagnostic, high-volume EUS physicians were more likely than low volume physicians to repeat FNA with a core needle(60.5% vs 31.2%; P = 0.0004), and low volume physicians were more likely to refer patients for either surgical or percutaneous biopsy,(33.4% vs 4.9%, P < 0.0001). Academic physicians were more likely to repeat FNA with a core needle(66.7%) compared to community physicians(40.2%, P < 0.001). CONCLUSION: There is significant variation in EUS-FNA practices among United States endosonographers. Differences appear to be related to EUS volume and practice environment.Christopher J DiMaio Jonathan M Buscaglia Seth A Gross Harry R Aslanian Adam J Goodman Sammy Ho Michelle K Kim Shireen Pais Felice Schnoll-Sussman Amrita Sethi Uzma D Siddiqui David H Robbins Douglas G Adler Satish Nagula 2014World Journal of Gastrointestinal Endoscopy2014,6,10:0
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