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51篇 您的检索式:作者名="Smitha R"
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1Diagnostic accuracy of endoscopic ultrasound in pancreatic neuroendocrine tumors: A systematic review and meta analysis显示文摘AIM: To detect pancreatic neuroendocrine tumors (PNETs) has been varied. This study is undertaken to evaluate the accuracy of endoscopic ultrasound (EUS) in detecting PNETs.METHODS: Only EUS studies confirmed by surgery or appropriate follow-up were selected. Articles were searched in Medline, Ovid journals, Medline nonindexed citations, and Cochrane Central Register of Controlled Trials and Database of Systematic Reviews. Pooling was conducted by both fixed and random effects model). RESULTS: Initial search identified 2610 reference articles, of these 140 relevant articles were selected and reviewed. Data was extracted from 13 studies (n = 456) which met the inclusion criteria. Pooled sensitivity of EUS in detecting a PNETs was 87.2% (95%CI: 82.2-91.2). EUS had a pooled specificity of 98.0% (95%CI: 94.3-99.6). The positive likelihood ratio of EUS was 11.1 (95%CI: 5.34-22.8) and negative likelihood ratio was 0.17 (95%CI: 0.13-0.24). The diagnostic odds ratio, the odds of having anatomic PNETs in positive as compared to negative EUS studies was 94.7 (95%CI: 37.9-236.1). Begg-Mazumdar bias indicator for publication bias gave a Kendall's tau value of 0.31 (P = 0.16), indication no publication bias. The P for χ2 heterogeneity for all the pooled accuracy estimates was > 0.10. CONCLUSION: EUS has excellent sensitivity and specificity to detect PNETs. EUS should be strongly considered for evaluation of PNETs.Srinivas R Puli Nikhil Kalva Matthew L Bechtold Smitha R Pamulaparthy Micheal D Cashman Norman C Estes Richard H Pearl Fritz-Henry Volmar Sonu Dillon Michael F Shekleton David Forcione 2013World Journal of Gastroenterology2013,19,23:14
2Effect of Aging Time and Concentration of Aging Solution on the Porosity Characteristics of Subcritically Dried Silica Aerogels显示文摘Smitha S Shaiesh P Aravind P R 2006Microporous Mesoporous Mater2006,91,:1
3Marked increase in bladder- and Lung cancer mortality in a region of Northern Chile due to arsenic in drinkingwater 显示文摘SMITHA H GOYCOLEA M HAQUE R 1998Am J Epidemiol1998,147,7:1
4Oneyearelinicalout-comes after prolapse surgery with nonanchored mesh and vaginal support device显示文摘Zyczynski H M Carey M P SmithA R B 2010Am J Obstet Gyneeol2010,203,6:1
5Anti -diabetic activity of green tea polyphenols and their role in reducing oxidative stress in experimental diabetes 显示文摘Sabu M C Smitha K Kuttan R 2002Ethnopharmacol2002,83,12:1
6Anti-diabetic activity of green tea polyphenols and their role in reducing oxidative stress in experimental diabetes 显示文摘Sabu M C Smitha K Kuttan R 2002J Ethnopharmacol2002,83,8:1
7Different regulation of the fibroblast growth factor(FGF)family by a macroglobulin:evidence for selec tive modulation of FGF-2-induced angiogenesis Blood显示文摘Lain R A Sean M W Smitha M 2001Ameriean Congress of Cardiology Adant2001,97,11:1
8Penetration enhancers and ocular bioadhe- sives :two new avenues for ophthalmic drug delivery 显示文摘Kaur I P Smitha R 2002Drug Dev Ind Pharm2002,28,:1
9Odontoblast stimulation in ferrets by dentine matrix components显示文摘SmithA J Tobias R S Cassidy N 1994Areh Ora Biol1994,39,1:1
10Using negative e- lectron affinity diamond emitters to mitigate space charge in- vacuum thermionic energy conversion devices 显示文摘Smitha J R Bilbrob G L Nemanicha R J 2006Diamond and Related Materials2006,15,112:1
11Fast two-stage spectrum de- tector for cognitive radios in uncertain noise channels显示文摘NAIR P R VINOD A P SMITHA K G 2012IET Com- munications2012,6,11:1
12Aggregation of TMV CP plays a role in CP functions and in coat protein mediated resistance 显示文摘Asurmendi S Berga R H Smitha T J 2007Virology2007,366,:1
13As- sociation between global DNA hypomethylation in leukocytes and risk of breast cancer显示文摘CHOI J Y SMITHA R J PETRA A L 2009Carcinogen- esis2009,30,11:1
14Centrifuge modeling of moisture in silty soil显示文摘ASHA P SMITHA R N 2000Journal of Geotechnical Engineering2000,126,8:1
15The evolution and diversification of Dicers in plants 显示文摘Margisa R Fusaroa A F Smitha N A 2006FEBS Letters2006,580,:1
16Centrifuge modeling of moisture migration in silty soils 显示文摘Asha Poulose Smitha R Nair Devendra N Singh 2000Joiumal of Geotechnical and Geoenvironmental Engineering2000,,:1
17Implementation of both spatia diversity and spatial multiplexing technique in MIMO- OFDM communication system显示文摘Babidha K R Smitha P S 2014International Journal of Multmdeia and Ubiquitous Engineering2014,9,9:1
18Penetration enhancers and ocular bioadhesives: two new avenues for ophthalmic drug delivery 显示文摘Kaur IP Smitha R 2002Drug Der Ind Pharm2002,28,4:1
19Anti-diabetic activity of green tea polyphenols and their role in reducing oxidative stress in experimental diabetes显示文摘Sabu M C Smitha K Kuttan R 2002Journal of Ethnopharmacology2002,83,12:1
20Anti-diabetic activity of green tea polyphenols and their role in reducing oxidative stress in experimental diabetes显示文摘SABU M C SMITHA K KUTTAN R 2002J Ethnopharmacol2002,83,:1
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