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834篇 您的检索式:作者名="Cheng P T"
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1Archaeological records of Dadiwan in the past 60 ka and the origin of millet agriculture显示文摘This paper reports the recent excavation of Unit Dadiwan06 at the Dadiwan site in Qin’an County, Gansu.A 65 ka chronological framework is established for Dadiwan06 on the basis of absolute dating (AMS 14C and OSL), stratigraphy, climate change events and archaeology.Artifact distributions reveal patterns of human behavioral variation and adaptation over the past 60 ka, from primitive hunting and gathering to advanced hunting and gathering, to primitive Neolithic agriculture, and finally to advanced Neolithic agriculture.ZHANG DongJu CHEN FaHu BETTINGER R L BARTON L JI DuXue MORGAN C WANG Hui CHENG XiaoZhong DONG GuangHui GUILDERSON T P ZHAO Hui 2010Chinese Science Bulletin2010,55,16:6
2Endoscopic ultrasound-guided vs endoscopic retrograde cholangiopancreatography biliary drainage for obstructed distal malignant biliary strictures: A systematic review and meta-analysis显示文摘BACKGROUND For palliation of malignant biliary obstruction(MBO), the gold-standard method of biliary drainage is endoscopic retrograde cholangiopancreatography(ERCP)with the placement of metallic stents. Endoscopic ultrasound(EUS)-guided drainage is an alternative that is typically reserved for cases of ERCP failure.Recently, however, there have been robust randomized clinical trials(RCTs)comparing EUS-guided drainage and ERCP as primary approaches to MBO.AIM To compare EUS guidance and ERCP in terms of their effectiveness and safety in palliative biliary drainage for MBO.METHODS This was a systematic review and meta-analysis, in which we searched the MEDLINE, Excerpta Medica, and Cochrane Central Register of Controlled Trials databases. Only RCTs comparing EUS and ERCP for primary drainage of MBO were eligible. All of the studies selected provided data regarding the rates of technical and clinical success, as well as the duration of the procedure, adverse events, and stent patency. We assessed the risk of biases using the Jadad score and the quality of evidence using the Grading of Recommendations Assessment,Development and Evaluation criteria.RESULTS The database searches yielded 5920 records, from which we selected 3 RCTs involving a total of 222 patients(112 submitted to EUS and 110 submitted to ERCP). In the EUS and ERCP groups, the rate of technical success was 91.96%n and 91.81%, respectively, with a risk difference(RD) of 0.00%(95%CI:-0.07, 0.07;P = 0.97; I^2 = 0%). The clinical success was 84.81% and 85.53% in the EUS and ERCP groups, respectively, with an RD of-0.01%(95%CI:-0.12, 0.10; P = 0.90; I^2 =0%). The mean difference(MD) for the duration of the procedure was-0.12%(95%CI:-8.20, 7.97; P = 0.98; I^2 = 84%). In the EUS and ERCP groups, there were14 and 25 adverse events, respectively, with an RD of-0.06%(95%CI:-0.23, 0.12; P= 0.54; I^2 = 77%). The MD for stent patency was 9.32%(95%CI:-4.53, 23.18; P =0.19; I^2 = 44%). The stent dysfunction rate was significantly lower in the EUS t group(MD =-0.22%; 95 CI:-0.35,-0.08; P = 0.001; I^2 = 0%).CONCLUSION EUS represents an interesting alternative to ERCP for MBO drainage,demonstrating lower stent dysfunction rates compared with ERCP. Technical and clinical success, duration, adverse events and patency rates were similar.Fernanda P Logiudice Wanderlei M Bernardo Facundo Galetti Vitor M Sagae Carolina O Matsubayashi Antonio C Madruga Neto Vitor O Brunaldi Diogo T H de Moura Tomazo Franzini Spencer Cheng Sergio E Matuguma Eduardo G H de Moura 2019World Journal of Gastrointestinal Endoscopy2019,11,4:6
3Modified ZehnerSchlunder models for stagnant thermal conductivity of porous media 显示文摘Hsu C T Cheng P Wong K W 1994Int J Heat Mass Transfer1994,37,17:2
4A lumped-parameter model for stagnant thermal conductivity of spatially periodic porous media 显示文摘Hsu C T Cheng P Wong K W 1995J Heat Transfer1995,177,:2
5Effects of the phase-separated melt on crystallization behavior and morphology in short chain branched metallocene polyethylenes显示文摘Fu Q Chiu F C McCreight K W Guo M Tseng W W Cheng S Z Keating M Y Hsieh E T and DesLauriers P J 0,,:2
6Visualization of ischaemic penumbra using a computed tomography pefusion method 显示文摘Cheung R T Cheng P W Lui W M 2003Cerebrovasc Dis2003,15,:1
7The flavonoid baicalin protects against cerebrovascular dysfunction brain inflammation in experimental heatstroke显示文摘Chang C P Huang W T Cheng B C 2007Neuroparmacology2007,52,:1
8The Microstructure of Sigma 1140 + SiC Fibres显示文摘Cheng T T Doorbar P Jones I P 1999Mater Sci Tech1999,260,:1
9Development of a multivalent inac-tivated vaccine against pathogenic Escherichia coli infection in forestmusk deer显示文摘LUO Y KANG J P CHENG J Ge t al 2010Agricultural Science&Technology2010,11,910:1
10Targeting the phosphoinositide 3- kinase pathway in cancer 显示文摘Liu P Cheng H Roberts T M 2009Nat Rev Drug Discov2009,8,8:1
11Yogurts from skim milk- whey protein concentrate blends显示文摘Cheng L J Augustina M A Clarke P T 2000Austealian Journal of Dairy Technology2000,,55:1
12Epidemiologieal features of supracondylar fractures of the humerus in Chinese children显示文摘Cheng J C Lam T P Maffulli N 2001Pediatr Orthop B2001,10,:1
13KIAA0101 mRNA overexpression in peripheral blood mononuclear cells acts as predictive marker for hepatic cancer显示文摘Su X Zhang T Cheng P 2014Tumour Biol2014,35,3:1
14A thermo-responsive affinity membrane with nano-structured pores and grafted poly(N-isopropylacrylamide) surface layer for hydrophobic adsorption显示文摘Meng T Xie R Chen Y C Cheng C J Li P F Ju X J Chu L Y 2010Journal of Membrane Science2010,349,12:1
15Catalytic conversion of biomass-derived feed stocks into olefins and aromatics with ZSM-5:The hydrogen to carbon effective ratio显示文摘Zhang H Y Cheng Y T Tushar P V 2011Energy&Environmental Science2011,,4:1
16Preparation and properties of nano-silica modified nega- tive acrylate photoresist 显示文摘Lee C K Don T M Lai W C Chert C C Lin D J Cheng L P 2008Thin Solid Films2008,516,23:1
17The microstructure of sigma 1140+ SiC fibers 显示文摘CHENG T T JONES I P SHATWELL R A 1999Mater Sci Eng1999,260,:1
18Apalladium -alloy Deposited Nafion Membrane for Direct Methanol Fuel cells显示文摘Ma Z Q Cheng P Zhao T S 2003Journal of Membrane Sciences2003,215,:1
19A general cone beam reconstruction algorithm显示文摘WANG G LIN T H CHENG P C 1993IEEE Trans on Medical Imaging1993,12,3:1
20Catalytic Conversion of Biomass-Derived Feedstocks Into Olefins and Aromatics With ZSM-5: the Hydrogen to Carbon Effective Ratio 显示文摘ZHANG H Y CHENG Y T Vispute T P 2011Energy and Environmental Science2011,4,:1
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