Vol 9 No 1 Suppl 1 (2023): Int J Mag Part Imag

Proceedings Articles

Model-based Calibration and Image Reconstruction with Immobilized Nanoparticles
Hannes Albers, Florian Thieben, Marija Boberg, Konrad Scheffler, Tobias Knopp, Tobias Kluth
Article-Views: 70  |  PDF-Downloads: 54
Exploiting the Fourier Neural Operator for faster magnetization model evaluations based on the Fokker-Planck equation
Tobias Knopp; Hannes Albers, Mirco Grosser, Martin Möddel, Tobias Kluth
Article-Views: 80  |  PDF-Downloads: 67
System-matrix based reconstruction in magnetic particle imaging
Alexander Neumann, Tobias Klemme
Article-Views: 54  |  PDF-Downloads: 53
Recovering higher harmonics when increasing the frame rate in MPI
Manuela Brenner, Anselm von Gladiss
Article-Views: 56  |  PDF-Downloads: 47
MPI Reconstruction Based on System Matrix using a Field Free Line
Liwen Zhang, Yusong Shen, Fan Yang, Hui Hui, Jie Tian
Article-Views: 41  |  PDF-Downloads: 26
A Deep Learning Approach for Automatic Image Reconstruction in MPI
Tobias Knopp, Paul Jürß, Mirco Grosser
Article-Views: 69  |  PDF-Downloads: 68
High-order Debye model for nanoparticle magnetization in magnetic particle imaging
yimeng li, Peng Zhang, Xin Feng, Hui Hui, Jie Tian
Article-Views: 32  |  PDF-Downloads: 31
Sample preparations for reproducible measurements in MPS and MPI
Pauline Kreft, Franziska Schrank, Dennis Pantke, Volkmar Schulz
Article-Views: 31  |  PDF-Downloads: 25
Characterization of magnetic targeting effectivity in an artificial tumor vessel network
Lukas Glänzer, Max Christopher Lindemann, Benedikt Mues, Klaus Kreuels, Nadine Nottrodt, Thomas Schmitz-Rhode, Ioana Slabu
Article-Views: 31  |  PDF-Downloads: 22
Realistic vascular 3D printed phantom for real-time bolus tracking in a human-sized MPI scanner
Teresa Reichl, Martin Rückert, Johanna Günther, Thomas Kampf, Thorsten Bley, Volker Behr, Stefan Herz, Patrick Vogel
Article-Views: 33  |  PDF-Downloads: 26
From bench to bedside: does a human-sized MPI scanner work with endoprosthesis of the hip and knee?
Anne Marie Augustin, Johanna Günther, Viktor Hartung, Teresa Reichl, Philipp Gruschwitz, Martin Rückert, Thorsten Alexander Bley, Volker Christian Behr, Stefan Herz, Patrick Vogel
Article-Views: 31  |  PDF-Downloads: 21
Extent determination of stent heating in MPI
Franz Wegner, Anselm von Gladiss, Huimin Wei, André Behrends, Ulrike Grzyska, Malte M Sieren, Julian Haegele, Matthias Gräser, Thorsten M Buzug, Jörg Barkhausen, Thomas Friedrich
Article-Views: 55  |  PDF-Downloads: 37
Using Negative Bolus in Dynamic MPI
Fabian Mohn, Miriam Exner, Patryk Szwargulski, Martin Möddel, Tobias Knopp, Matthias Graeser
Article-Views: 48  |  PDF-Downloads: 32
Flexible Selection Field Generation using Iron Core Coil Arrays
Fynn Foerger, Niklas Hackelberg, Marija Boberg, Jan-Philipp Scheel, Florian Thieben, Liana Mirzojan, Fabian Mohn, Martin Möddel, Matthias Graeser, Tobias Knopp
Article-Views: 60  |  PDF-Downloads: 36
Realtime iMPI-guided PTA with a lightweight human-sized MPI scanner
Patrick Vogel, Martin Rückert, Johanna Günther, Teresa Reichl, Thomas Kampf, Thorsten Bley, Volker Behr, Stefan Herz
Article-Views: 58  |  PDF-Downloads: 39
Hands-free Reconstruction for MPI
Konrad Scheffler, Marija Boberg, Tobias Knopp
Article-Views: 45  |  PDF-Downloads: 37
Multi-color Kaczmarz Method for Color Magnetic Particle Imaging
peng zhang, Jie Liu, YiMeng Li, Hui Hui, Jie Tian
Article-Views: 44  |  PDF-Downloads: 31
Adaption of direct Chebyshev reconstruction to an anisotropic particle model
Christine Droigk, Marco Maass, Mathias Eulers, Alfred Mertins
Article-Views: 48  |  PDF-Downloads: 36
Extending a commercial preclinical MPI scanner into an MPI-MFH platform using a hyperthermia insert
Huimin Wei, Jochen Franke, Oliver Buchholz, Andre Behrends, Sebastien Bär, Ulrich G. Hofmann, Thorsten M. Buzug, Matthias Graeser
Article-Views: 41  |  PDF-Downloads: 42
Highly flexible gradiometer coil arrangement offering improved passive compensation for multi-frequency MPI
Harald Radermacher, Franziska Schrank, Dennis Pantke, Florian Mueller, Maximilian Peters, Volkmar Schulz
Article-Views: 49  |  PDF-Downloads: 41
Single-sided magnetic particle imaging devices using ferrite core to improve penetration depth
Qibin Wang, Zhonghao Zhang, Chenxiao Xu, Pengyue Guo, Yidong Liao, Ning He, Yunpeng Gao, Lei Li, Shouping Zhu
Article-Views: 31  |  PDF-Downloads: 30
First Human-scale Magnetic Particle Imaging System with Superconductor
Tuan-Anh Le, Minh Phu Bui, Khaled Mohamed Gadelmowla, Seungjun Oh, Jungwon Yoon
Article-Views: 74  |  PDF-Downloads: 71
3D System Matrix Calibration by Using Coil Information and Transformer
Gen Shi, Liwen Zhang, Hui Hui, Jie Tian
Article-Views: 68  |  PDF-Downloads: 42
A physics-informed deep learning framework in multi-color magnetic particle signal analysis
JiaMing Peng; Guang Jia; Xin Feng, Yubo Wang; Liyu Huang; Xiaofeng Liang, Qiguang Miao, Kai Hu, Tanping Li, Ying Wang, Li Xi, Hui Hui; Jie Tian
Article-Views: 34  |  PDF-Downloads: 31
Dual Contrastive Learning with Adversarial Framework for Magnetic Particle Imaging Deblurring
Jiaxin Zhang, Zechen Wei, Yuanduo Liu, Xiangjun Wu, Hui Hui
Article-Views: 35  |  PDF-Downloads: 24
An effective reconstruction method for magnetic particle imaging based on deep neural networks constrained by a physical model
Xueli Chen, Pengfei Huang, Shenghan Ren, Yu Meng, Zhonghao Zhang, Duofang Chen, Shouping Zhu
Article-Views: 26  |  PDF-Downloads: 21
Self-supervised signal denoising in magnetic particle imaging
Huiling Peng, Jie Tian, Hui Hui
Article-Views: 31  |  PDF-Downloads: 21
Time Domain System Matrix (TD-SM) for Isotropic Resolution and Artifact Removal image reconstruction in X-space MPI
Shihao Shan, Chenglong Zhang, Xiaoli Yang, Jie Tian, Yang Du, Xiaopeng Ma
Article-Views: 25  |  PDF-Downloads: 16
Investigating the Influence of Sampling Frequency on X-Space MPI Image Reconstructions
Mark-Alexander Henn, Klaus Quelhas, Solomon Woods
Article-Views: 20  |  PDF-Downloads: 15
Parallel MPI image reconstructions in GPU using CUDA
Klaus Natorf Quelhas, Mark-Alexander Henn, Ricardo Cordeiro de Farias, Weston Leo Tew, Solomon Isaac Woods
Article-Views: 53  |  PDF-Downloads: 49
Vascular MPI: visualization and tracking of rapidly moving samples
Patrick Vogel, Martin Rückert, Thomas Kampf, Stefan Herz, Anton Stang, Lucas Wöckel, Thorsten Bley, Silvio Dutz, Volker Behr
Article-Views: 26  |  PDF-Downloads: 29
Safe and Rapid 3D Imaging: Upgrade of a Human-Sized Brain MPI System
Florian Thieben, Fabian Mohn, Fynn Foerger, Niklas Hackelberg, Jan-Philipp Scheel, Matthias Graeser, Tobias Knopp
Article-Views: 44  |  PDF-Downloads: 34
Field-swept magnetic particle spectroscopy using a transverse DC field
Yanjun Liu, Xin Feng, Haoran Zhang, Sijia Liu, Guanghui Li, Yu An, Hui Hui, Jie Tian
Article-Views: 16  |  PDF-Downloads: 16
MPI coil temperature stabilization method based on phase change heat storage technology
Ziwei Chen, Lin Yin, Zhongwei Bian, Wei Li, Hui Hui, Jie Tian
Article-Views: 26  |  PDF-Downloads: 13
Study on duty ratio of handheld Magnetic Particle Imaging system
Haoran Zhang, Bo Zhang, Hui Hui, Jie Tian
Article-Views: 14  |  PDF-Downloads: 13
A high resolution permanent magnet MPI device
Ning He, Chenxiao Xu, Zhonghao Zhang, Jiawei Hu, Lei Li, Qinbin Wang, Pengyue Guo, Yunpeng Gao, Yidong Liao, Dawei Ge, Chenglong Shi, Man Luo, Shouping Zhu
Article-Views: 15  |  PDF-Downloads: 17
DiffMag handheld probe for perioperative lymph node harvesting
Sadaf Salamzadeh, H.J.G. KROOSHOOP (ERIK), B. ten Haken, Lejla Alic
Article-Views: 57  |  PDF-Downloads: 28
MPI Transfer-Function Estimation with Receive-Coil Coupling
Marija Boberg, Jacob Hunecke, Florian Thieben, Matthias Graeser, Tobias Knopp
Article-Views: 29  |  PDF-Downloads: 19
Modular MPI Component Testing Facility
Eric Aderhold, Matthias Graeser, Hannes Wieprecht
Article-Views: 25  |  PDF-Downloads: 24
Temperature-Dependent Changes in Resolution and Coercivity of Superparamagnetic and Superferromagnetic Iron Oxide Nanoparticles
Owen Doyle, Jacob Bryan, Melissa Kim, Chinmoy Saayujya, Sophie Nazarian, Javier Mokkarala-Lopez, Renesmee Kuo, Mariam Yousuf, Prashant Chandrasekharan, Benjamin Fellows, Steven Conolly
Article-Views: 252  |  PDF-Downloads: 36
Design of an In-Situ Magnetic Particle Spectrometer (INSPECT~II) for co-precipitation methodology-based synthesis
Ankit Malhotra, Narayan Kumar Menon, Katharina Freitag, Matthias Graeser, Thorsten M. Buzug, Kerstin Lüdtke-Buzug
Article-Views: 18  |  PDF-Downloads: 19
Resotran® meets MPI – clinically approved Ferucarbotran reintroduced: a major leap towards MPI in humans
Viktor Hartung, Johanna Günther, Anne Marie Augustin, Teresa Reichl, Philipp Gruschwitz, Martin Rückert, Thorsten Alexander Bley, Volker Behr, Stefan Herz, Patrick Vogel
Article-Views: 47  |  PDF-Downloads: 55
Investigating the Harmonic Dependence of MPI Resolution
Mark-Alexander Henn, Thinh Bui, Solomon Woods
Article-Views: 73  |  PDF-Downloads: 30
Simulation study of a magnetic particle imaging device capable of hyperthermia
Jie He, Yimeng Li, Tao Zhu, Jing Zhong, Hui Hui, Jie Tian
Article-Views: 24  |  PDF-Downloads: 30
Fast detection of Sars-CoV2 Antibodies by the use of critical off-set magnetic particle spectroscopy (COMPASS)
Bernhard Friedrich, Rainer Tietze, Martin Rückert, Thomas Kampf, Thomas Hennig, Lars Dölken, Volker Behr, Christoph Alexiou, Patrick Vogel, Stefan Lyer
Article-Views: 44  |  PDF-Downloads: 31
MPI-guided endovascular therapy of 3D printed human aneurysms
Stefan Herz, Thomas Kampf, Martin A. Rückert, Volker C. Behr, Thorsten A. Bley, Patrick Vogel
Article-Views: 23  |  PDF-Downloads: 25
Development of Optimized Magnetic Particle Imaging Tracers Utilizing Genetically Engineered Magnetosomes
Florian Thieben, Frank Mickoleit, Sophia Tessaro, Peter Ludewig, Dirk Schüler, Javier Rández Garbayo, René Uebe, Tobias Knopp
Article-Views: 55  |  PDF-Downloads: 57
Brownian superparamagnetic nanoparticles for cell viability assessment in Magnetic Particle Imaging
Renesmee Kuo, Chinmoy Saayujya, Kim Hwang Yeo, Quincy Huynh, Irati Rodrigo, Prashant Chandrasekharan, Steven Conolly
Article-Views: 77  |  PDF-Downloads: 262
High resolution magnetic nanoparticle tracers for CAR-T cell tracking, stroke, GI bleed and pulmonary embolism imaging in Magnetic Particle Imaging
Renesmee Kuo, Chinmoy Saayujya, Kim Hwang Yeo, Irati Rodrigo, Prashant Chandrasekharan, Steven Conolly
Article-Views: 64  |  PDF-Downloads: 55
MPIMeasurements.jl: An Extensible Julia Framework for Composable Magnetic Particle Imaging Devices
Niklas Hackelberg, Jonas Schumacher, Justin Ackers, Martin Möddel, Fynn Förger, Matthias Graeser, Tobias Knopp
Article-Views: 40  |  PDF-Downloads: 32
Multi sequence hardware design for rotational drift spectroscopy
Alexander von Boehn, Martin Rückert, Patrick Vogel, Volker Behr
Article-Views: 26  |  PDF-Downloads: 15
A design of a low-power open-side MPI scanner Using inverted spliced permanent magnets
Tao Zhu, Jie He, Zechen Wei, Hui Hui, Xin Yang, Jie Tian
Article-Views: 23  |  PDF-Downloads: 14
3D Trajectory Analysis for Tomographic Field Free Line Magnetic Particle Imaging
Damla ALPTEKİN SOYDAN, Sefa Karaca, Alper Güngör, Can Barış Top
Article-Views: 23  |  PDF-Downloads: 18
A Novel Approach to FFL Trajectory Analysis
Frauke Niebel, Jonas Schumacher, Fabian Mohn, Mandy Ahlborg, Thorsten M. Buzug, Matthias Graeser
Article-Views: 36  |  PDF-Downloads: 30
Single-Pass Relaxation Mapping at Multiple Frequencies Using an Arbitrary Waveform MPI Scanner
Beril Alyuz, Musa Tunc Arslan, Mustafa Utkur, Emine Ulku Saritas
Article-Views: 38  |  PDF-Downloads: 23
A system function component model for magnetic particle imaging with anisotropic particles
Marco Maass, Christine Droigk, Mathias Eulers, Alfred Mertins
Article-Views: 27  |  PDF-Downloads: 34
Deconvolution of direct reconstructions for MPI using Convolutional Neural Network
Mathias Eulers, Christine Droigk, Marco Maass, Alfred Mertins
Article-Views: 22  |  PDF-Downloads: 16
Limitations of current MPI models in the context of fluid dynamics
Martin Möddel, Anja Schlömerkemper, Tobias Knopp, Tobias Kluth
Article-Views: 27  |  PDF-Downloads: 23
VOMMPI - a tool for merging of MPI multi-patch data
Martin Duša, Jochen Franke, Luděk Šefc, Vít Herynek
Article-Views: 27  |  PDF-Downloads: 25
A refined debye model for the dynamic magnetization response of superparamagnetic nanoparticles
Sebastian Solibida, Dennis Pantke-Stratmann, Franziska Schrank, Volkmar Schulz
Article-Views: 14  |  PDF-Downloads: 16
Modular Simulation Framework for Magnetic Particle Imaging
Thomas Kampf, Martin Andreas Rückert, Volker Christian Behr, Partick Vogel
Article-Views: 33  |  PDF-Downloads: 14
X-Space Image Reconstruction for Lissajous Trajectory Using Multidimensional Image Tensor
Osmanalp Omeroglu, Hasan Sabri Melihcan Erol, Ali Alper Ozaslan, Emine Ulku Saritas
Article-Views: 52  |  PDF-Downloads: 39
A Simulation Study for an Open-Sided Hybrid MPI-MRI Scanner
Sefa Karaca, Damla Alptekin Soydan, Can Barış Top, Emine Ulku Saritas
Article-Views: 49  |  PDF-Downloads: 31
Pulsed rotational drift spectroscopy sequences for magnetorelaxometry
Martin Rückert, Patrick Vogel, Volker Behr
Article-Views: 33  |  PDF-Downloads: 35
Gradient-based rotational drift and frequency encoding for high-resolution magnetic particle imaging
Guang Jia, Xin Feng, Yanjun Liu, Jiaming Peng, Liyu Huang, Zhongliang Wang, Yifei Zhang, Qiguang Miao, Lixuan Zhao, Tanping Li, Ying Wang, Li Xi, Hui Hui, Jie Tian
Article-Views: 49  |  PDF-Downloads: 39
Configuring magnetoresistive sensor array for head-sized magnetic particle imaging
Suko Bagus Trisnanto, Tamon Kasajima, Tomohiko Shibuya, Yasushi Takemura
Article-Views: 53  |  PDF-Downloads: 32
Passive mixer model for multi-contrast magnetic particle spectroscopy
Timur Bikulov, Prof. Dr. Andreas Offenhäusser, Prof. Dr. Hans-Joachim Krause
Article-Views: 80  |  PDF-Downloads: 79 PDF-Downloads: 5
Model-based voltage predictions for arbitrary waveform excitation in Magnetic Particle Imaging
Justin Ackers, Fabian Mohn, Niklas Hackelberg, Tobias Knopp, Thorsten M. Buzug, Matthias Graeser
Article-Views: 58  |  PDF-Downloads: 29
Insight COMPASS – the physics behind
Johanna Günther, Thomas Kampf, Martin Rückert, Bernhard Friedrich, Rainer Tietze, Stefan Lyer, Thomas Hennig, Lars Dölken, Christoph Alexiou, Volker Behr, Patrick Vogel
Article-Views: 55  |  PDF-Downloads: 64

Short Abstracts

Phase offset Calibration of Instantaneous Position for Magnetic Particle Imaging
Zhongwei Bian, Lin Yin, Ziwei Chen, Wei Li, Hui Hui, Jie Tian
Article-Views: 34
Projection X-space Image Reconstruction for Open-sided FFL Magnetic Particle Imaging
Fei Xiong, Yu An, Jie Tian, Jingying Jiang
Article-Views: 32
Towards simultaneous imaging of temperature and concentration with single-harmonic-based narrowband MPI
Klaas-Julian Janssen, Jing Zhong, Thilo Viereck, Meinhard Schilling, Frank Ludwig
Article-Views: 31
Heating efficiency of commercial magnetic nanoparticles commonly used in MPI
Siao Lei, Jie He, Yimeng Li, Hui Hui, Jie Tian
Article-Views: 40
Magnetic particle spectroscopy in two-dimension mixing-frequency magnetic fields
Shaoqi Sun, Lijun Xu, Shijie Sun, Rui Zhang, Jing Zhong
Article-Views: 21
Stability of Fe3N nanoparticles as possible candidates for biomedical applications
Yevhen Ablets, Oliver Gutfleisch, Imants Dirba
Article-Views: 24
MPI Signal Performance of Resotran
Konrad Scheffler, Florian Thieben, Fabian Mohn, Matthias Graeser, Tobias Knopp
Article-Views: 175
Fast dynamic MPI cytometry
Ali Shakeri-Zadeh, Shreyas Kuddannaya, Adnan Bibic, Piotr Walczak, Jeff Bulte
Article-Views: 61
Modeling the Image Reconstruction Problem in MPI
Toby Sanders, Justin Konkle, Patrick Goodwill
Article-Views: 37
System Matrix Recovery based on Adaptive Sparse Domain Selection in Magnetic Particle Imaging
Lin Yin, Wei Li, Ziwei Chen, Zhongwei Bian, Yang Du, Hui Hui, Jie Tian
Article-Views: 39
Sparse-representation-based image reconstruction for magnetic particle imaging
Yaoyao Chen, Shijie Sun, Klaas-Julian Janssen, Thilo Viereck, Meinhard Schilling, Frank Ludwig, Lijun Xu, Jing Zhong
Article-Views: 31
Towards a Fully Integrated Preclinical Field-Free Line MPI Scanner
Eric Aderhold, Jonas Schumacher, Pascal Stagge, Mandy Ahlborg, Thorsten M. Buzug, Matthias Graeser
Article-Views: 54
Fast system matrix calibration for open-sided FFL-MPI based on rotation invariance of the system function
Guanghui Li, Yanjun Liu, Fei Xiong, Zhumei Qian, Siao Lei, Yang Du, Jie Tian, Yu An
Article-Views: 28
2-D magnetic particle imaging based on actively feed-through fundamental frequency recovery
Yunpeng Gao, Zhonghao Zhang, Dawei Ge, Yidong Liao, Ning He, Lei Li, QiBin Wang, Chenxiao Xu, Shouping Zhu
Article-Views: 16
An active cancellation method to improve the sensitivity for amplitude modulation magnetic particle imaging
Minh Phu Bui, Thanh-Luu Cao, Yaser Hadadian, Jungwon Yoon
Article-Views: 22
Magnetic particle imaging of PD-L1 expression in CT26 tumor
Yang Du, Zhengyao Peng, Zewen Sun, Jie Tian
Article-Views: 22
Effect of matrix compressibility and temperature on MPI signal intensity
Marzieh Salimi, Stéphane Roux, Jeff Bulte
Article-Views: 40
Low-cost standalone magnetic particle spectroscopy device for fast and sensitive immunoassays
Florian Wolgast, Tamara Kahmann, Meinhard Schilling, Frank Ludwig, Thilo Viereck
Article-Views: 31
Smart intratumoral delivery of theranostic gold-iron oxide nanoflowers in prostate cancer using tumor-tropic mesenchymal stem cells
Behnaz Ghaemi, Ana Rosu, Chao Wang, Gautier Laurent, Rana Bazzi, Stéphane Roux, Ali Shakerizadeh, Jeff W. M. BULTE
Article-Views: 63
Magnetic Particle Imaging for in Vivo Imaging of Acute Lung Injury
Pengli Gao, Xin Feng, Hui Hui, Jie Tian, Jingying Jiang
Article-Views: 27
Synthetic Antiferromagnet Disk Particles for Hyperthermia Applications
Hans J. Hug, Subas Scheibler, Inge K. Herrmann, Dieter Suess, Michal Krupinski, Matthias Gräser
Article-Views: 70
The pitfalls of receive path calibration
Florian Thieben, Tobias Knopp, Marija Boberg, Fynn Foerger, Matthias Graeser, Martin Möddel
Article-Views: 26
Improving single harmonic MPI performance Using perpendicular magnetization
Lei Li, Yidong Liao, Yunpeng Gao, Zhonghao Zhang, Qibin wang, Chenxiao Xu, Ning He, Dawei Ge, Shouping Zhu
Article-Views: 17
Gradient-based pulsed excitation for catheter tracking in MPI
Guang Jia, Xin Feng, Jiaming Peng, Yusong Shen, Liyu Huang, Zhongliang Wang, Xiaofeng Liang, Qiguang Miao, Kai Hu, Tanping Li, Ying Wang, Li Xi, Hui Hui, Jie Tian
Article-Views: 28
Sparsifying system matrices by combined usage of compressed sensing and extrapolation
Konrad Scheffler, Mirco Grosser, Marija Boberg, Tobias Knopp
Article-Views: 23
GAN-based deblurring of reconstructed images for MPI
Nora Schwartz, Anselm von Gladiss
Article-Views: 50
A deep learning solution to improve the spatial resolution of magnetic particle imaging
Zhengyao Peng, Lin Yin, Jie Tian, Yang Du
Article-Views: 34
Relaxation spectral analysis in multi-contrast vascular magnetic particle imaging
Xin Feng, Guang Jia, Jiaming Peng, Liyu Huang, Xiaofeng Liang, Qiguang Miao, Kai Hu, Tanping Li, Ying Wang, Li Xi, Hui Hui, Jie Tian
Article-Views: 37
A Modular Magnetic Particle Imaging Simulation system for fast reconstruction
Yusong Shen, Liwen Zhang , Guang Jia , Yaxin Shang , Jing Zhao , Tan Wang, Yimeng Li, Jie Tian , Hui Hui
Article-Views: 48
Versatile superparamagnetic radiopaque nanocomplex for in vivo MPI, MRI, and CT stem cell tracking
Chao Wang, Ali Shakeri-Zadeh, Shreyas Kuddannaya, Dian Arifin, Jeff Bulte
Article-Views: 71