Works matching AU Hao Liu

Results: 5000

Value of contrast-enhanced CT based radiomic machine learning algorithm in differentiating gastrointestinal stromal tumors with KIT exon 11 mutation: a two-center study.

Published in:

2022

By:

Bo Liu;
Hao Liu;
Lequan Zhang;
Yancheng Song;
Shifeng Yang;
Ziwen Zheng;
Junjiang Zhao;
Feng Hou;
Jian Zhang;
Liu, Bo;
Liu, Hao;
Zhang, Lequan;
Song, Yancheng;
Yang, Shifeng;
Zheng, Ziwen;
Zhao, Junjiang;
Hou, Feng;
Zhang, Jian

Publication type:

journal article

Incremental temperature cement delivery technique may prevent cement leakage in metastatic vertebral lesions.

Published in:

2017

By:

Hao Liu;
Shenghao Wang;
Tao Liu;
Bin Meng;
Fan He;
Rong Zhou;
Huilin Yang;
Liu, Hao;
Wang, Shenghao;
Liu, Tao;
Meng, Bin;
He, Fan;
Zhou, Rong;
Yang, Huilin

Publication type:

journal article

Accuracy of pedicle screw placement based on preoperative computed tomography versus intraoperative data set acquisition for spinal navigation system.

Published in:

2017

By:

Hao Liu;
Weikai Chen;
Tao Liu;
Bin Meng;
Huilin Yang;
Liu, Hao;
Chen, Weikai;
Liu, Tao;
Meng, Bin;
Yang, Huilin

Publication type:

journal article

Bullatine A stimulates spinal microglial dynorphin A expression to produce anti-hypersensitivity in a variety of rat pain models.

Published in:

2016

By:

Qian Huang;
Xiao-Fang Mao;
Hai-Yun Wu;
Teng-Fei Li;
Ming-Li Sun;
Hao Liu;
Yong-Xiang Wang;
Huang, Qian;
Mao, Xiao-Fang;
Wu, Hai-Yun;
Li, Teng-Fei;
Sun, Ming-Li;
Liu, Hao;
Wang, Yong-Xiang

Publication type:

journal article

A penetrating atherosclerotic ulcer rupture in the ascending aorta with hemopericardium: a case report.

Published in:

2016

By:

Yuan-Hao Liu;
Hung-Yen Ke;
Yi-Chang Lin;
Chien-Sung Tsai;
Liu, Yuan-Hao;
Ke, Hung-Yen;
Lin, Yi-Chang;
Tsai, Chien-Sung

Publication type:

journal article

Stereotactic body radiotherapy in the management of hepatocellular carcinoma: An Australian multi-institutional patterns of practice review.

Published in:

2021

By:

Liu, Howard Yu‐hao;
Lee, Yoo‐young Dominique;
Sridharan, Swetha;
Choong, Ee Siang;
Le, Hien;
Wang, Wei;
Khor, Richard;
Chu, Julie;
Oar, Andrew;
Mott, Rebekah;
Smart, Joanne;
Jenkins, Trish;
Anderson, Nigel;
Cross, Shamira;
Loo, Kee Fong;
Wigg, Alan;
Stuart, Katherine;
Pryor, David;
Liu, Howard Yu-Hao;
Lee, Yoo-Young Dominique

Publication type:

journal article

Effect of elasticity on wall shear stress inside cerebral aneurysm at anterior cerebral artery.

Published in:

2016

By:

Lijian Xu;
Michiko Sugawara;
Gaku Tanaka;
Makoto Ohta;
Hao Liu;
Ryuhei Yamaguchi;
Xu, Lijian;
Sugawara, Michiko;
Tanaka, Gaku;
Ohta, Makoto;
Liu, Hao;
Yamaguchi, Ryuhei

Publication type:

journal article

ATF4/ATG5 Signaling in Hypothalamic Proopiomelanocortin Neurons Regulates Fat Mass via Affecting Energy Expenditure.

Published in:

2017

By:

Yuzhong Xiao;
Yalan Deng;
Feixiang Yuan;
Tingting Xia;
Hao Liu;
Zhigang Li;
Zhixue Liu;
Hao Ying;
Yi Liu;
Qiwei Zhai;
Shanghai Chen;
Feifan Guo;
Xiao, Yuzhong;
Deng, Yalan;
Yuan, Feixiang;
Xia, Tingting;
Liu, Hao;
Li, Zhigang;
Liu, Zhixue;
Ying, Hao

Publication type:

journal article

Activation of ERK1/2 Ameliorates Liver Steatosis in Leptin Receptor-Deficient (db/db) Mice via Stimulating ATG7-Dependent Autophagy.

Published in:

2016

By:

Yuzhong Xiao;
Hao Liu;
Junjie Yu;
Zilong Zhao;
Fei Xiao;
Tingting Xia;
Chunxia Wang;
Kai Li;
Jiali Deng;
Yajie Guo;
Shanghai Chen;
Yan Chen;
Feifan Guo;
Xiao, Yuzhong;
Liu, Hao;
Yu, Junjie;
Zhao, Zilong;
Xiao, Fei;
Xia, Tingting;
Wang, Chunxia

Publication type:

journal article

Preoperative prone position exercises: a simple and novel method to improve tolerance to kyphoplasty for treatment of single level osteoporotic vertebral compression fractures.

Published in:

2017

By:

Guangzhou Li;
Hao Liu;
Qing Wang;
Dejun Zhong;
Li, Guangzhou;
Liu, Hao;
Wang, Qing;
Zhong, Dejun

Publication type:

journal article

Middle- and high-molecular weight adiponectin levels in relation to nonalcoholic fatty liver disease.

Published in:

2020

By:

Lian, Kun;
Feng, Yu‐Nan;
Li, Rong;
Liu, Hao‐Lin;
Han, Peng;
Zhou, Lei;
Li, Cheng‐Xiang;
Wang, Qin;
Feng, Yu-Nan;
Liu, Hao-Lin;
Li, Cheng-Xiang

Publication type:

journal article

Highly Pathogenic Swine Getah Virus in Blue Foxes, Eastern China, 2017.

Published in:

2019

By:

Ning Shi;
Li-Xia Li;
Rong-Guang Lu;
Xi-Jun Yan;
Hao Liu;
Shi, Ning;
Li, Li-Xia;
Lu, Rong-Guang;
Yan, Xi-Jun;
Liu, Hao

Publication type:

Historical Material

Apolipoprotein E polymorphism and the risk of intracranial aneurysms in a Chinese population.

Published in:

2016

By:

Hao Liu;
Ping Mao;
Changhou Xie;
Wanfu Xie;
Maode Wang;
Haitao Jiang;
Liu, Hao;
Mao, Ping;
Xie, Changhou;
Xie, Wanfu;
Wang, Maode;
Jiang, Haitao

Publication type:

journal article

Monitoring of acoustic cavitation in microbubble-presented focused ultrasound exposure using gradient-echo MRI.

Published in:

2020

By:

Wu, Chen‐Hua;
Liu, Hao‐Li;
Ho, Cheng‐Tao;
Hsu, Po‐Hung;
Fan, Ching‐Hsiang;
Yeh, Chih‐Kuang;
Kang, Shih‐Tsung;
Chen, Wen‐Shiang;
Wang, Fu‐Nien;
Peng, Hsu‐Hsia;
Wu, Chen-Hua;
Liu, Hao-Li;
Ho, Cheng-Tao;
Hsu, Po-Hung;
Fan, Ching-Hsiang;
Yeh, Chih-Kuang;
Kang, Shih-Tsung;
Chen, Wen-Shiang;
Wang, Fu-Nien;
Peng, Hsu-Hsia

Publication type:

journal article

Prediction Models of Mortality in Acute Pancreatitis in Adults: A Systematic Review.

Published in:

2016

By:

Meng-Yang Di;
Hao Liu;
Zu-Yao Yang;
Bonis, Peter A. L.;
Jin-Ling Tang;
Lau, Joseph;
Di, Meng-Yang;
Liu, Hao;
Yang, Zu-Yao;
Tang, Jin-Ling

Publication type:

journal article

A safety study of transumbilical single incision versus conventional laparoscopic surgery for colorectal cancer: study protocol for a randomized controlled trial.

Published in:

2015

By:

Yanan Wang;
Ruoyan Liu;
Ze Zhang;
Qi Xue;
Jun Yan;
Jiang Yu;
Hao Liu;
Liying Zhao;
Tingyu Mou;
Haijun Deng;
Guoxin Li;
Wang, Yanan;
Liu, Ruoyan;
Zhang, Ze;
Xue, Qi;
Yan, Jun;
Yu, Jiang;
Liu, Hao;
Zhao, Liying;
Mou, Tingyu

Publication type:

journal article

Association of ocular diseases with schizophrenia, bipolar disorder, and major depressive disorder: a retrospective case-control, population-based study.

Published in:

BMC Psychiatry, 2020, v. 20, n. 1, p. 1, doi. 10.1186/s12888-020-02881-w

By:

Liu, Chun-Hao;
Kang, Eugene Yu-Chuan;
Lin, Yu-Hsiang;
Wu, Wei-Chi;
Liu, Zhuo-Hao;
Kuo, Chang-Fu;
Lai, Chi-Chun;
Hwang, Yih-Shiou

Publication type:

Article

Relationship between facet tropism and facet joint degeneration in the sub-axial cervical spine.

Published in:

2017

By:

Xin Rong;
Ziyang Liu;
Beiyu Wang;
Xuelin Pan;
Hao Liu;
Rong, Xin;
Liu, Ziyang;
Wang, Beiyu;
Pan, Xuelin;
Liu, Hao

Publication type:

journal article

Association of O6-Methylguanine-DNA Methyltransferase Protein Expression With Postoperative Prognosis and Adjuvant Chemotherapeutic Benefits Among Patients With Stage II or III Gastric Cancer.

Published in:

2017

By:

Yifan Cao;
Hao Liu;
He Li;
Chao Lin;
Ruochen Li;
Songyang Wu;
Heng Zhang;
Hongyong He;
Weijuan Zhang;
Jiejie Xu;
Cao, Yifan;
Liu, Hao;
Li, He;
Lin, Chao;
Li, Ruochen;
Wu, Songyang;
Zhang, Heng;
He, Hongyong;
Zhang, Weijuan;
Xu, Jiejie

Publication type:

journal article

The finite-size effect on continuous-variable quantum key distribution in the Terahertz band.

Published in:

Journal of Modern Optics, 2024, v. 71, n. 13-15, p. 509, doi. 10.1080/09500340.2024.2435349

By:

Sun, Dong-Yun;
Yang, Zhe;
Guo, Xin-Xin;
Liu, Zheng-Hao;
Liu, Hao-Xin;
Zhang, Cun-Lin

Publication type:

Article

A Large Number of Metastatic Subcutaneous Nodules: A Complication of Percutaneous Biopsy for Atypical Renal Cell Carcinoma.

Published in:

2019

By:

Hao Liu;
Weiyun Pan;
Xiaocao Shen;
Nan Zhang;
Liu, Hao;
Pan, Weiyun;
Shen, Xiaocao;
Zhang, Nan

Publication type:

journal article

Ureteral stent removal using an extraction string after uncomplicated ureteroscopy: a cost-benefit analysis.

Published in:

2018

By:

Hao Liu;
Weiyun Pan;
Nan Zhang;
Liu, Hao;
Pan, Weiyun;
Zhang, Nan

Publication type:

journal article

Vastus medialis oblique and vastus lateralis activity during a double-leg semisquat with or without hip adduction in patients with patellofemoral pain syndrome.

Published in:

2015

By:

Ping Miao;
Yi Xu;
Cuihuan Pan;
Hao Liu;
Chuhuai Wang;
Miao, Ping;
Xu, Yi;
Pan, Cuihuan;
Liu, Hao;
Wang, Chuhuai

Publication type:

journal article

CD28 costimulation improves expansion and persistence of chimeric antigen receptor-modified T cells in lymphoma patients.

Published in:

2011

By:

Savoldo, Barbara;
Ramos, Carlos Almeida;
Enli Liu;
Mims, Martha P.;
Keating, Michael J.;
Carrum, George;
Kamble, Rammurti T.;
Bollard, Catherine M.;
Gee, Adrian P.;
Zhuyong Mei;
Hao Liu;
Grilley, Bambi;
Rooney, Cliona M.;
Heslop, Helen E.;
Brenner, Malcolm K.;
Dotti, Gianpietro;
Liu, Enli;
Mei, Zhuyong;
Liu, Hao

Publication type:

journal article

Multicomponent Exercise Intervention and Metacognition in Obese Preadolescents: A Randomized Controlled Study.

Published in:

2017

By:

Feng-Tzu Chen;
Su-Ru Chen;
I-Hua Chu;
Jen-Hao Liu;
Yu-Kai Chang;
Chen, Feng-Tzu;
Chen, Su-Ru;
Chu, I-Hua;
Liu, Jen-Hao;
Chang, Yu-Kai

Publication type:

journal article

Deciphering the gene expression profile of peroxisome proliferator-activated receptor signaling pathway in the left atria of patients with mitral regurgitation.

Published in:

2016

By:

Mien-Cheng Chen;
Jen-Ping Chang;
Yu-Sheng Lin;
Kuo-Li Pan;
Wan-Chun Ho;
Wen-Hao Liu;
Tzu-Hao Chang;
Yao-Kuang Huang;
Chih-Yuan Fang;
Chien-Jen Chen;
Chen, Mien-Cheng;
Chang, Jen-Ping;
Lin, Yu-Sheng;
Pan, Kuo-Li;
Ho, Wan-Chun;
Liu, Wen-Hao;
Chang, Tzu-Hao;
Huang, Yao-Kuang;
Fang, Chih-Yuan;
Chen, Chien-Jen

Publication type:

journal article

Three-dimensional whole-liver perfusion magnetic resonance imaging in patients with hepatocellular carcinomas and colorectal hepatic metastases.

Published in:

2013

By:

Sheng-Xiang Rao;
Cai-Zhong Chen;
Hao Liu;
Meng-Su Zeng;
Xu-Dong Qu;
Rao, Sheng-Xiang;
Chen, Cai-Zhong;
Liu, Hao;
Zeng, Meng-Su;
Qu, Xu-Dong

Publication type:

journal article

Maspin impairs the function of endothelial cells: an implying pathway of preeclampsia.

Published in:

2017

By:

Ying Zhang;
Hao Liu;
Xinwei Shi;
Fuyuan Qiao;
Wanjiang Zeng;
Ling Feng;
Dongrui Deng;
Haiyi Liu;
Yuanyuan Wu;
Zhang, Ying;
Liu, Hao;
Shi, Xinwei;
Qiao, Fuyuan;
Zeng, Wanjiang;
Feng, Ling;
Deng, Dongrui;
Liu, Haiyi;
Wu, Yuanyuan

Publication type:

journal article

Clinical characteristics of acute hepatitis A outbreak in Taiwan, 2015-2016: observations from a tertiary medical center.

Published in:

2017

By:

Nan-Yu Chen;
Zhuo-Hao Liu;
Shian-Sen Shie;
Tsung-Hsing Chen;
Ting-Shu Wu;
Chen, Nan-Yu;
Liu, Zhuo-Hao;
Shie, Shian-Sen;
Chen, Tsung-Hsing;
Wu, Ting-Shu

Publication type:

journal article

The prognostic value of CXC-chemokine receptor 2 (CXCR2) in gastric cancer patients.

Published in:

2015

By:

Zhenglin Wang;
Hao Liu;
Zhenbin Shen;
Xuefei Wang;
Heng Zhang;
Jing Qin;
Jiejie Xu;
Yihong Sun;
Xinyu Qin;
Wang, Zhenglin;
Liu, Hao;
Shen, Zhenbin;
Wang, Xuefei;
Zhang, Heng;
Qin, Jing;
Xu, Jiejie;
Sun, Yihong;
Qin, Xinyu

Publication type:

journal article

A precision forming grinding algorithm for spiral point flute of gun point taps based on unified parametric geometric model.

Published in:

International Journal of Advanced Manufacturing Technology, 2025, v. 139, n. 7/8, p. 3837, doi. 10.1007/s00170-025-16002-y

By:

Jiang, Lei;
Li, Dongshan;
Liu, Hao;
Luo, Enze;
Xia, Changjiu

Publication type:

Article

Combined nomogram for differentiating adrenal pheochromocytoma from large-diameter lipid-poor adenoma using multiphase CT radiomics and clinico-radiological features.

Published in:

BMC Medical Imaging, 2025, v. 25, n. 1, p. 1, doi. 10.1186/s12880-025-01835-6

By:

Shan, Zujuan;
Zhang, Xinzhang;
Zhang, Yiwen;
Wang, Shuailong;
Wang, Junfeng;
Shi, Xin;
Li, Lin;
Li, Zhenhui;
Yang, Liuyang;
Liu, Hao;
Li, Wenliang;
Yang, Junfeng;
Yang, Liansheng

Publication type:

Article

Carotenoids, instead of pteridines, determine color of xanthophores and erythrophores in tilapia.

Published in:

Journal of Heredity, 2025, v. 116, n. 4, p. 466, doi. 10.1093/jhered/esaf017

By:

Liang, Guangyuan;
Yao, Jiawen;
Wu, Jinzhi;
Liu, Xiayue;
Wen, Zilong;
Liu, Hao;
Lu, Baoyue;
Wang, Chenxu;
Liu, Xingyong;
Wang, Deshou

Publication type:

Article

Modulation of hide protein resistance to enzymatic hydrolysis by calcium ions: rational design of enzyme-assisted unhairing for high-quality leather production.

Published in:

Collagen & Leather, 2025, v. 7, n. 1, p. 1, doi. 10.1186/s42825-025-00208-7

By:

Liu, Hao;
Chen, Xuyang;
Kang, Juntao;
Shi, Bi;
Zeng, Yunhang

Publication type:

Article

Long-term results of cervical disc arthroplasty: a single-center retrospective study with a minimum 10-year follow-up.

Published in:

Journal of Neurosurgery: Spine, 2025, v. 43, n. 2, p. 195, doi. 10.3171/2025.2.SPINE241185

By:

Junbo He;
Yaling Li;
Yiwei Shen;
Xingjin Wang;
Lu Yan;
Tingkui Wu;
Chen Ding;
Hao Liu

Publication type:

Article

IL-2 and IL-15 augment HBV therapeutic vaccination and PD1 blockade for functional cure in the AAV-HBV mouse model.

Published in:

Frontiers in Immunology, 2025, p. 1, doi. 10.3389/fimmu.2025.1562107

By:

Lewis, Gavin;
Malo, Kirsten;
Rowland, Thomas;
Hooks, Jenaya;
Liu, Hao Yuan;
Popli, Sonam;
Kukolj, George;
Pace, Craig S.

Publication type:

Article

CAF-mediated regulation of prostate cancer stem cell stemness via the Wnt/β-catenin and SDF-1/CXCR4 pathways in castration-resistant prostate cancer.

Published in:

Frontiers in Cell & Developmental Biology, 2025, p. 1, doi. 10.3389/fcell.2025.1617200

By:

Chen, Haoran;
Li, Zhen;
Yue, Yuan;
Zhu, Xudong;
Wang, Jiazheng;
Chen, Yafei;
Wang, Yilin;
Luo, Zhanyang;
Liu, Hao

Publication type:

Article

Follow your heart.

Published in:

Interaction Studies, 2015, v. 16, n. 2, p. 303, doi. 10.1075/is.16.2.12liu

By:

Hao Liu;
Hu, Jun;
Rauterberg, Matthias

Publication type:

Article

Sema3A Modified PDLSCs Exhibited Enhanced Osteogenic Capabilities and Stimulated Differentiation of Pre-Osteoblasts.

Published in:

Cell Biochemistry & Biophysics, 2023, v. 81, n. 3, p. 543, doi. 10.1007/s12013-023-01148-x

By:

Wang, Wen;
Chen, Banghui;
Yang, Jintao;
Li, Yizhou;
Ding, Haonan;
Liu, Hao;
Yuan, Changyong

Publication type:

Article

IL-9-Producing Th9 Cells Participate in the Occurrence and Development of Iodine-Induced Autoimmune Thyroiditis.

Published in:

Biological Trace Element Research, 2023, v. 201, n. 11, p. 5298, doi. 10.1007/s12011-023-03598-z

By:

Li, Yiwen;
Liu, Hao;
He, Chengyan;
Lin, Yawen;
Ma, Lei;
Xue, Haibo

Publication type:

Article

Correlations between 13 Trace Elements and Circulating Tumor Cells in Patients with Colorectal Cancer in Guangzhou, China.

Published in:

Biological Trace Element Research, 2020, v. 198, n. 1, p. 58, doi. 10.1007/s12011-020-02061-7

By:

Wang, Hetao;
Liu, Hao;
Zhou, Meijuan;
Shi, Hanping;
Shen, Mei

Publication type:

Article

Speciation Analysis of Trace Mercury in Sea Cucumber Species of Apostichopus japonicus Using High-Performance Liquid Chromatography Conjunction With Inductively Coupled Plasma Mass Spectrometry.

Published in:

Biological Trace Element Research, 2018, v. 186, n. 2, p. 554, doi. 10.1007/s12011-018-1309-y

By:

Liu, Hao;
Luo, Jiaoyang;
Ding, Tong;
Gu, Shanyong;
Yang, Shihai;
Yang, Meihua

Publication type:

Article

Technology Optimization Analysis of Three-Roll Rotary Piercing Process for Seamless Steel Pipe.

Published in:

JOM: The Journal of The Minerals, Metals & Materials Society (TMS), 2024, v. 76, n. 7, p. 3465, doi. 10.1007/s11837-024-06541-2

By:

Liu, Hao;
Li, Qiang;
Gui, Hailian;
Li, Sha;
Chen, Jianxun;
Tuo, Leifeng;
Zhang, Pengyue;
Shen, Chunlei

Publication type:

Article

Effect of Rare Earth Y Addition on the Microstructure and Properties of Stellite6/WC Coating by Laser Cladding.

Published in:

JOM: The Journal of The Minerals, Metals & Materials Society (TMS), 2024, v. 76, n. 5, p. 2143, doi. 10.1007/s11837-024-06379-8

By:

Liu, Hao;
Zhang, Haoqiang;
Hou, Suoxia;
Liu, Hongyuan;
Li, Zhifeng

Publication type:

Article

Nanosized Zinc Sulfide/Reduced Graphene Oxide Composite Synthesized from Natural Bulk Sphalerite as Good Performance Anode for Lithium-Ion Batteries.

Published in:

JOM: The Journal of The Minerals, Metals & Materials Society (TMS), 2020, v. 72, n. 12, p. 4505, doi. 10.1007/s11837-020-04372-5

By:

Hai, Yun;
Wang, Shuonan;
Liu, Hao;
Lv, Guocheng;
Mei, Lefu;
Liao, Libing

Publication type:

Article

Dry Wear Behavior of Cladded NiCoCrAlY Coating on Cast Iron at Elevated Temperatures.

Published in:

JOM: The Journal of The Minerals, Metals & Materials Society (TMS), 2020, v. 72, n. 12, p. 4281, doi. 10.1007/s11837-019-03858-1

By:

Liu, Hao;
Liu, Jian;
Hao, Jingbin;
Yang, Haifeng;
He, Xiuli;
Yu, Gang

Publication type:

Article

Rapid Formation of Full Intermetallic Bondlines for Die Attachment in High-Temperature Power Devices Based on Micro-sized Sn-Coated Ag Particles.

Published in:

JOM: The Journal of The Minerals, Metals & Materials Society (TMS), 2019, v. 71, n. 9, p. 3049, doi. 10.1007/s11837-019-03544-2

By:

Yu, Fuwen;
Liu, Hao;
Hang, Chunjin;
Chen, Hongtao;
Li, Mingyu

Publication type:

Article

Cross-Model Transformer Method for Medical Image Synthesis.

Published in:

Complexity, 2021, p. 1, doi. 10.1155/2021/5624909

By:

Hu, Zebin;
Liu, Hao;
Li, Zhendong;
Yu, Zekuan

Publication type:

Article

Data-Enabled Intelligence in Complex Industrial Systems Cross-Model Transformer Method for Medical Image Synthesis.

Published in:

Complexity, 2021, p. 1, doi. 10.1155/2021/5624909

By:

Hu, Zebin;
Liu, Hao;
Li, Zhendong;
Yu, Zekuan

Publication type:

Article

Identification of collapsin response mediator protein-2 as a potential marker of colorectal carcinoma by comparative analysis of cancer cell secretomes.

Published in:

Proteomics, 2008, v. 8, n. 2, p. 316, doi. 10.1002/pmic.200700819

By:

Wu, Chih-Ching;
Chen, Hua-Chien;
Chen, Su-Jen;
Liu, Hao-Ping;
Hsieh, Yi-Yueh;
Yu, Chia-Jung;
Tang, Reiping;
Hsieh, Ling-Ling;
Yu, Jau-Song;
Chang, Yu-Sun

Publication type:

Article