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Volumn 66, Issue , 2013, Pages 563-576

Dynamic causal modelling of lateral interactions in the visual cortex

Author keywords

Connectivity; Dynamic causal modelling; Electrophysiology; MEG; Neural field theory; Visual cortex

Indexed keywords

ARTICLE; BRAIN CORTEX; BRAIN MAPPING; CANONICAL ANALYSIS; ELECTROENCEPHALOGRAM; ELECTROMAGNETIC FIELD; FUNCTIONAL MAGNETIC RESONANCE IMAGING; HUMAN; MAGNETOENCEPHALOGRAPHY; NERVE CELL NETWORK; NEUROIMAGING; NON INVASIVE PROCEDURE; PRIORITY JOURNAL; STEADY STATE; VISUAL CORTEX; ALGORITHM; BIOLOGICAL MODEL; COMPUTER SIMULATION; PHYSIOLOGY;

EID: 84870361280     PISSN: 10538119     EISSN: 10959572     Source Type: Journal    
DOI: 10.1016/j.neuroimage.2012.10.078     Document Type: Article
Times cited : (52)

References (67)
  • 1
    • 34848904848 scopus 로고    scopus 로고
    • Complete pattern of ocular dominance columns in human primary visual cortex
    • Adams D.L., Sincich L.C., Horton J.C. Complete pattern of ocular dominance columns in human primary visual cortex. J. Neurosci. 2007, 27:10391-10403.
    • (2007) J. Neurosci. , vol.27 , pp. 10391-10403
    • Adams, D.L.1    Sincich, L.C.2    Horton, J.C.3
  • 2
    • 0003088212 scopus 로고
    • Competition and cooperation in neural nets
    • Amari S., Arbib M.A. Competition and cooperation in neural nets. Syst. Neurosci. 1977, 119-165.
    • (1977) Syst. Neurosci. , pp. 119-165
    • Amari, S.1    Arbib, M.A.2
  • 3
    • 0018140956 scopus 로고
    • Mathematical theory on formation of category detecting nerve cells
    • Amari S., Takeuchi A. Mathematical theory on formation of category detecting nerve cells. Biol. Cybern. 1978, 29:127-136.
    • (1978) Biol. Cybern. , vol.29 , pp. 127-136
    • Amari, S.1    Takeuchi, A.2
  • 4
    • 33746950018 scopus 로고    scopus 로고
    • Contribution of feedforward, lateral and feedback connections to the classical receptive field center and extra-classical receptive field surround of primate V1
    • Angelucci A., Bressloff P.C. Contribution of feedforward, lateral and feedback connections to the classical receptive field center and extra-classical receptive field surround of primate V1. Visual Perception, Part 1, Fundamentals of Vision: Low and Mid-Level Processes in Perception 2006, 154:93-120.
    • (2006) Visual Perception, Part 1, Fundamentals of Vision: Low and Mid-Level Processes in Perception , vol.154 , pp. 93-120
    • Angelucci, A.1    Bressloff, P.C.2
  • 5
    • 70149117719 scopus 로고    scopus 로고
    • Spontaneous pattern formation and pinning in the primary visual cortex
    • Baker T.I., Cowan J.D. Spontaneous pattern formation and pinning in the primary visual cortex. J. Physiol. Paris 2009, 103:52-68.
    • (2009) J. Physiol. Paris , vol.103 , pp. 52-68
    • Baker, T.I.1    Cowan, J.D.2
  • 9
    • 0024546471 scopus 로고
    • Organization of corticocortical connections in human visual cortex
    • Burkhalter A., Bernardo K.L. Organization of corticocortical connections in human visual cortex. Proc. Natl. Acad. Sci. U. S. A. 1989, 86:1071.
    • (1989) Proc. Natl. Acad. Sci. U. S. A. , vol.86 , pp. 1071
    • Burkhalter, A.1    Bernardo, K.L.2
  • 10
    • 0028230439 scopus 로고
    • Component placement optimization in the brain
    • Cherniak C. Component placement optimization in the brain. J. Neurosci. 1994, 14:2418-2427.
    • (1994) J. Neurosci. , vol.14 , pp. 2418-2427
    • Cherniak, C.1
  • 11
    • 0032769093 scopus 로고    scopus 로고
    • Cortical surface-based analysis. I Segmentation and surface reconstruction
    • Dale A.M., Fischl B., Sereno M.I. Cortical surface-based analysis. I Segmentation and surface reconstruction. NeuroImage 1999, 9:179-194.
    • (1999) NeuroImage , vol.9 , pp. 179-194
    • Dale, A.M.1    Fischl, B.2    Sereno, M.I.3
  • 12
    • 67449088995 scopus 로고    scopus 로고
    • Dynamic causal modelling of distributed electromagnetic responses
    • Daunizeau J., Kiebel S.J., Friston K.J. Dynamic causal modelling of distributed electromagnetic responses. NeuroImage 2009, 47:590-601.
    • (2009) NeuroImage , vol.47 , pp. 590-601
    • Daunizeau, J.1    Kiebel, S.J.2    Friston, K.J.3
  • 14
    • 0025818252 scopus 로고
    • A functional microcircuit for cat visual cortex
    • Douglas R.J., Martin K.A. A functional microcircuit for cat visual cortex. J. Physiol. 1991, 440:735.
    • (1991) J. Physiol. , vol.440 , pp. 735
    • Douglas, R.J.1    Martin, K.A.2
  • 15
    • 0037674754 scopus 로고    scopus 로고
    • Cortical magnification within human primary visual cortex correlates with acuity thresholds
    • Duncan R.O., Boynton G.M. Cortical magnification within human primary visual cortex correlates with acuity thresholds. Neuron 2003, 38:659-671.
    • (2003) Neuron , vol.38 , pp. 659-671
    • Duncan, R.O.1    Boynton, G.M.2
  • 16
    • 72449167471 scopus 로고    scopus 로고
    • Orientation discrimination performance is predicted by GABA concentration and Gamma oscillation frequency in human visual cortex
    • Edden R.A.E., Muthukumaraswamy S.D., Freeman T.C.A., Singh K.D. Orientation discrimination performance is predicted by GABA concentration and Gamma oscillation frequency in human visual cortex. J. Neurosci. 2009, 29(50):15721-15726.
    • (2009) J. Neurosci. , vol.29 , Issue.50 , pp. 15721-15726
    • Edden, R.A.E.1    Muthukumaraswamy, S.D.2    Freeman, T.C.A.3    Singh, K.D.4
  • 17
    • 0015461402 scopus 로고
    • Linear analysis of dynamics of neural masses
    • Freeman W.J. Linear analysis of dynamics of neural masses. Annu. Rev. Biophys. Bioeng. 1972, 1:225-256.
    • (1972) Annu. Rev. Biophys. Bioeng. , vol.1 , pp. 225-256
    • Freeman, W.J.1
  • 20
    • 84855728706 scopus 로고    scopus 로고
    • Functional and structural correlates of the aging brain: relating visual cortex (V1) gamma band responses to age-related structural change
    • Gaetz W., Roberts T.P.L., Singh K.D., Muthukumaraswamy S.D. Functional and structural correlates of the aging brain: relating visual cortex (V1) gamma band responses to age-related structural change. Hum. Brain Mapp. 2011.
    • (2011) Hum. Brain Mapp.
    • Gaetz, W.1    Roberts, T.P.L.2    Singh, K.D.3    Muthukumaraswamy, S.D.4
  • 21
    • 45449086452 scopus 로고    scopus 로고
    • A data-driven model of the generation of human EEG based on a spatially distributed stochastic wave equation
    • Galka A., Ozaki T., Muhle H., Stephani U., Siniatchkin M. A data-driven model of the generation of human EEG based on a spatially distributed stochastic wave equation. Cogn. Neurodyn. 2008, 2:101-113.
    • (2008) Cogn. Neurodyn. , vol.2 , pp. 101-113
    • Galka, A.1    Ozaki, T.2    Muhle, H.3    Stephani, U.4    Siniatchkin, M.5
  • 22
    • 0035206358 scopus 로고    scopus 로고
    • Brief visual stimulation allows mapping of ocular dominance in visual cortex using fMRI
    • Goodyear B.G., Menon R.S. Brief visual stimulation allows mapping of ocular dominance in visual cortex using fMRI. Hum. Brain Mapp. 2001, 14:210-217.
    • (2001) Hum. Brain Mapp. , vol.14 , pp. 210-217
    • Goodyear, B.G.1    Menon, R.S.2
  • 23
    • 0036405445 scopus 로고    scopus 로고
    • High resolution fMRI of ocular dominance columns within the visual cortex of human amblyopes
    • Goodyear B.G., Nicolle D.A., Menon R.S. High resolution fMRI of ocular dominance columns within the visual cortex of human amblyopes. Strabismus 2002, 10:129-136.
    • (2002) Strabismus , vol.10 , pp. 129-136
    • Goodyear, B.G.1    Nicolle, D.A.2    Menon, R.S.3
  • 24
    • 78649331376 scopus 로고    scopus 로고
    • On the spectra of certain integro-differential-delay problems with applications in neurodynamics
    • Grindrod P., Pinotsis D.A. On the spectra of certain integro-differential-delay problems with applications in neurodynamics. Phys. D Nonlinear Phenom. 2011, 240:13-20.
    • (2011) Phys. D Nonlinear Phenom. , vol.240 , pp. 13-20
    • Grindrod, P.1    Pinotsis, D.A.2
  • 25
    • 84961365499 scopus 로고
    • Contour enhancement, short term memory, and constancies in reverberating neural networks
    • Grossberg S. Contour enhancement, short term memory, and constancies in reverberating neural networks. Stud. Appl. Math. 1973, 52:213-257.
    • (1973) Stud. Appl. Math. , vol.52 , pp. 213-257
    • Grossberg, S.1
  • 26
    • 0016827421 scopus 로고
    • Some developmental and attentional biases in the contrast enhancement and short term memory of recurrent neural networks
    • Grossberg S., Levine D. Some developmental and attentional biases in the contrast enhancement and short term memory of recurrent neural networks. J. Theor. Biol. 1975, 53:341-380.
    • (1975) J. Theor. Biol. , vol.53 , pp. 341-380
    • Grossberg, S.1    Levine, D.2
  • 27
    • 33845781025 scopus 로고    scopus 로고
    • A statistical analysis of information-processing properties of lamina-specific cortical microcircuit models
    • Haeusler S., Maass W. A statistical analysis of information-processing properties of lamina-specific cortical microcircuit models. Cereb. Cortex 2007, 17:149.
    • (2007) Cereb. Cortex , vol.17 , pp. 149
    • Haeusler, S.1    Maass, W.2
  • 28
    • 80053032005 scopus 로고    scopus 로고
    • The relationship between cortical magnification factor and population receptive field size in human visual cortex: constancies in cortical architecture
    • Harvey B.M., Dumoulin S.O. The relationship between cortical magnification factor and population receptive field size in human visual cortex: constancies in cortical architecture. J. Neurosci. 2011, 31:13604-13612.
    • (2011) J. Neurosci. , vol.31 , pp. 13604-13612
    • Harvey, B.M.1    Dumoulin, S.O.2
  • 29
    • 77952956923 scopus 로고    scopus 로고
    • Human gamma-band activity: a review on cognitive and behavioral correlates and network models
    • Herrmann C.S., Fründ I., Lenz D. Human gamma-band activity: a review on cognitive and behavioral correlates and network models. Neurosci. Biobehav. Rev. 2010, 34:981-992.
    • (2010) Neurosci. Biobehav. Rev. , vol.34 , pp. 981-992
    • Herrmann, C.S.1    Fründ, I.2    Lenz, D.3
  • 30
    • 0029844115 scopus 로고    scopus 로고
    • Intrinsic variability of ocular dominance column periodicity in normal macaque monkeys
    • Horton J.C., Hocking D.R. Intrinsic variability of ocular dominance column periodicity in normal macaque monkeys. J. Neurosci. 1996, 16:7228-7239.
    • (1996) J. Neurosci. , vol.16 , pp. 7228-7239
    • Horton, J.C.1    Hocking, D.R.2
  • 31
    • 0029374946 scopus 로고
    • Electroencephalogram and visual evoked potential generation in a mathematical model of coupled cortical columns
    • Jansen B.H., Rit V.G. Electroencephalogram and visual evoked potential generation in a mathematical model of coupled cortical columns. Biol. Cybern. 1995, 73:357-366.
    • (1995) Biol. Cybern. , vol.73 , pp. 357-366
    • Jansen, B.H.1    Rit, V.G.2
  • 32
    • 60749088631 scopus 로고    scopus 로고
    • Neural field dynamics with local and global connectivity and time delay
    • Jirsa V.K. Neural field dynamics with local and global connectivity and time delay. Philos. Trans. R. Soc. A Math. Phys. Eng. Sci. 2009, 367:1131.
    • (2009) Philos. Trans. R. Soc. A Math. Phys. Eng. Sci. , vol.367 , pp. 1131
    • Jirsa, V.K.1
  • 34
    • 58549118757 scopus 로고    scopus 로고
    • The excitatory neuronal network of the C2 barrel column in mouse primary somatosensory cortex
    • Lefort S., Tomm C., Floyd Sarria J.C., Petersen C.C. The excitatory neuronal network of the C2 barrel column in mouse primary somatosensory cortex. Neuron 2009, 61:301-316.
    • (2009) Neuron , vol.61 , pp. 301-316
    • Lefort, S.1    Tomm, C.2    Floyd Sarria, J.C.3    Petersen, C.C.4
  • 35
    • 78049430893 scopus 로고    scopus 로고
    • A dynamic neural field model of mesoscopic cortical activity captured with voltage-sensitive dye imaging
    • Markounikau V., Igel C., Grinvald A., Jancke D., Sporns O. A dynamic neural field model of mesoscopic cortical activity captured with voltage-sensitive dye imaging. PLoS Comput. Biol. 2010, 6.
    • (2010) PLoS Comput. Biol. , vol.6
    • Markounikau, V.1    Igel, C.2    Grinvald, A.3    Jancke, D.4    Sporns, O.5
  • 36
    • 66249088002 scopus 로고    scopus 로고
    • Resting GABA concentration predicts peak gamma frequency and fMRI amplitude in response to visual stimulation in humans
    • Muthukumaraswamy S.D., Edden R.A., Jones D.K., Swettenham J.B., Singh K.D. Resting GABA concentration predicts peak gamma frequency and fMRI amplitude in response to visual stimulation in humans. Proc. Natl. Acad. Sci. 2009, 106:8356.
    • (2009) Proc. Natl. Acad. Sci. , vol.106 , pp. 8356
    • Muthukumaraswamy, S.D.1    Edden, R.A.2    Jones, D.K.3    Swettenham, J.B.4    Singh, K.D.5
  • 37
    • 73749084149 scopus 로고    scopus 로고
    • Visual gamma oscillations and evoked responses: variability, repeatability and structural MRI correlates
    • Muthukumaraswamy S.D., Singh K.D., Swettenham J.B., Jones D.K. Visual gamma oscillations and evoked responses: variability, repeatability and structural MRI correlates. NeuroImage 2010, 49:3349-3357.
    • (2010) NeuroImage , vol.49 , pp. 3349-3357
    • Muthukumaraswamy, S.D.1    Singh, K.D.2    Swettenham, J.B.3    Jones, D.K.4
  • 40
    • 78951470377 scopus 로고    scopus 로고
    • Neural fields, spectral responses and lateral connections
    • Pinotsis D.A., Friston K.J. Neural fields, spectral responses and lateral connections. NeuroImage 2011, 55:39-48.
    • (2011) NeuroImage , vol.55 , pp. 39-48
    • Pinotsis, D.A.1    Friston, K.J.2
  • 41
    • 83055181209 scopus 로고    scopus 로고
    • Dynamic causal modeling with neural fields
    • Pinotsis D.A., Moran R.J., Friston K.J. Dynamic causal modeling with neural fields. NeuroImage 2012, 59(2):1261-1274.
    • (2012) NeuroImage , vol.59 , Issue.2 , pp. 1261-1274
    • Pinotsis, D.A.1    Moran, R.J.2    Friston, K.J.3
  • 42
    • 1842664428 scopus 로고    scopus 로고
    • Cortical scaling in mammals: a repeating units model
    • Prothero J. Cortical scaling in mammals: a repeating units model. J. Hirnforsch. 1997, 38:195.
    • (1997) J. Hirnforsch. , vol.38 , pp. 195
    • Prothero, J.1
  • 43
    • 0037213791 scopus 로고    scopus 로고
    • Towards a theory of the laminar architecture of cerebral cortex: computational clues from the visual system
    • Raizada R.D., Grossberg S. Towards a theory of the laminar architecture of cerebral cortex: computational clues from the visual system. Cereb. Cortex 2003, 13:100.
    • (2003) Cereb. Cortex , vol.13 , pp. 100
    • Raizada, R.D.1    Grossberg, S.2
  • 45
    • 33645660556 scopus 로고    scopus 로고
    • Patchy propagators, brain dynamics, and the generation of spatially structured gamma oscillations
    • Robinson P.A. Patchy propagators, brain dynamics, and the generation of spatially structured gamma oscillations. Phys. Rev. E 2006, 73:041904.
    • (2006) Phys. Rev. E , vol.73 , pp. 041904
    • Robinson, P.A.1
  • 46
    • 18344409743 scopus 로고    scopus 로고
    • Modal analysis of corticothalamic dynamics, electroencephalographic spectra, and evoked potentials
    • Robinson P.A., Loxley P.N., O'Connor S.C., Rennie C.J. Modal analysis of corticothalamic dynamics, electroencephalographic spectra, and evoked potentials. Phys. Rev. E 2001, 6304:041909.
    • (2001) Phys. Rev. E , vol.6304 , pp. 041909
    • Robinson, P.A.1    Loxley, P.N.2    O'Connor, S.C.3    Rennie, C.J.4
  • 48
    • 4444303207 scopus 로고    scopus 로고
    • Estimation of multiscale neurophysiologic parameters by electroencephalographic means
    • Robinson P.A., Rennie C.J., Rowe D.L., O'Connor S.C. Estimation of multiscale neurophysiologic parameters by electroencephalographic means. Hum. Brain Mapp. 2004, 23:53-72.
    • (2004) Hum. Brain Mapp. , vol.23 , pp. 53-72
    • Robinson, P.A.1    Rennie, C.J.2    Rowe, D.L.3    O'Connor, S.C.4
  • 50
    • 83055198856 scopus 로고    scopus 로고
    • Kalman filter control of a model of spatiotemporal cortical dynamics
    • Schiff S., Sauer T. Kalman filter control of a model of spatiotemporal cortical dynamics. BMC Neurosci. 2008, 9:O1.
    • (2008) BMC Neurosci. , vol.9
    • Schiff, S.1    Sauer, T.2
  • 51
    • 84870322818 scopus 로고    scopus 로고
    • Linking perceptual experience with the functional architecture of the visual cortex
    • Schwarzkopf D.S., Song C., Rees G. Linking perceptual experience with the functional architecture of the visual cortex. J. Vis. 2011, 11:844.
    • (2011) J. Vis. , vol.11 , pp. 844
    • Schwarzkopf, D.S.1    Song, C.2    Rees, G.3
  • 52
    • 78650676596 scopus 로고    scopus 로고
    • The surface area of human V1 predicts the subjective experience of object size
    • Schwarzkopf D.S., Song C., Rees G. The surface area of human V1 predicts the subjective experience of object size. Nat. Neurosci. 2011, 14:28-30.
    • (2011) Nat. Neurosci. , vol.14 , pp. 28-30
    • Schwarzkopf, D.S.1    Song, C.2    Rees, G.3
  • 53
    • 84856241463 scopus 로고    scopus 로고
    • The frequency of visually induced gamma-band oscillations depends on the size of early human visual cortex
    • Schwarzkopf D.S., Robertson D.J., Song C., Barnes G.R., Rees G. The frequency of visually induced gamma-band oscillations depends on the size of early human visual cortex. J. Neurosci. 2012, 32:1507-1512.
    • (2012) J. Neurosci. , vol.32 , pp. 1507-1512
    • Schwarzkopf, D.S.1    Robertson, D.J.2    Song, C.3    Barnes, G.R.4    Rees, G.5
  • 54
    • 4644331980 scopus 로고    scopus 로고
    • Asymptotic SNR of scalar and vector minimum-variance beamformers for neuromagnetic source reconstruction
    • Sekihara K., Nagarajan S.S., Poeppel D., Marantz A. Asymptotic SNR of scalar and vector minimum-variance beamformers for neuromagnetic source reconstruction. IEEE Trans. Biomed. Eng. 2004, 51:1726-1734.
    • (2004) IEEE Trans. Biomed. Eng. , vol.51 , pp. 1726-1734
    • Sekihara, K.1    Nagarajan, S.S.2    Poeppel, D.3    Marantz, A.4
  • 57
    • 0037079095 scopus 로고    scopus 로고
    • Lateral connectivity and contextual interactions in macaque primary visual cortex
    • Stettler D.D., Das A., Bennett J., Gilbert C.D. Lateral connectivity and contextual interactions in macaque primary visual cortex. Neuron 2002, 36:739-750.
    • (2002) Neuron , vol.36 , pp. 739-750
    • Stettler, D.D.1    Das, A.2    Bennett, J.3    Gilbert, C.D.4
  • 58
    • 0020189541 scopus 로고
    • Spectrum estimation and harmonic analysis
    • Thomson D.J. Spectrum estimation and harmonic analysis. Proc. IEEE 1982, 70:1055-1096.
    • (1982) Proc. IEEE , vol.70 , pp. 1055-1096
    • Thomson, D.J.1
  • 60
    • 84984552597 scopus 로고    scopus 로고
    • Localization of brain electrical activity via linearly constrained minimum variance spatial filtering
    • Van Veen B.D., Van Drongelen W., Yuchtman M., Suzuki A. Localization of brain electrical activity via linearly constrained minimum variance spatial filtering. IEEE Trans. Biomed. Eng. 1997, 44:867-880.
    • (1997) IEEE Trans. Biomed. Eng. , vol.44 , pp. 867-880
    • Van Veen, B.D.1    Van Drongelen, W.2    Yuchtman, M.3    Suzuki, A.4
  • 61
    • 0025883480 scopus 로고
    • Patchy intrinsic connections of the ferret primary auditory cortex
    • Wallace M.N., Bajwa S. Patchy intrinsic connections of the ferret primary auditory cortex. Neuroreport 1991, 2:417.
    • (1991) Neuroreport , vol.2 , pp. 417
    • Wallace, M.N.1    Bajwa, S.2
  • 62
    • 39749185338 scopus 로고    scopus 로고
    • Top-down laminar organization of the excitatory network in motor cortex
    • Weiler N., Wood L., Yu J., Solla S.A., Shepherd G.M. Top-down laminar organization of the excitatory network in motor cortex. Nat. Neurosci. 2008, 11:360-366.
    • (2008) Nat. Neurosci. , vol.11 , pp. 360-366
    • Weiler, N.1    Wood, L.2    Yu, J.3    Solla, S.A.4    Shepherd, G.M.5
  • 63
    • 47549092968 scopus 로고    scopus 로고
    • A cost-benefit analysis of neuronal morphology
    • Wen Q., Chklovskii D.B. A cost-benefit analysis of neuronal morphology. J. Neurophysiol. 2008, 99:2320-2328.
    • (2008) J. Neurophysiol. , vol.99 , pp. 2320-2328
    • Wen, Q.1    Chklovskii, D.B.2
  • 64
    • 0034305571 scopus 로고    scopus 로고
    • Relevance of nonlinear lumped-parameter models in the analysis of depth-EEG epileptic signals
    • Wendling F., Bellanger J.J., Bartolomei F., Chauvel P. Relevance of nonlinear lumped-parameter models in the analysis of depth-EEG epileptic signals. Biol. Cybern. 2000, 83(4):367-378.
    • (2000) Biol. Cybern. , vol.83 , Issue.4 , pp. 367-378
    • Wendling, F.1    Bellanger, J.J.2    Bartolomei, F.3    Chauvel, P.4
  • 65
    • 0015260274 scopus 로고
    • Excitatory and inhibitory interactions in localized populations of model neurons
    • Wilson H.R., Cowan J.D. Excitatory and inhibitory interactions in localized populations of model neurons. Biophys. J. 1972, 12:1-24.
    • (1972) Biophys. J. , vol.12 , pp. 1-24
    • Wilson, H.R.1    Cowan, J.D.2
  • 66
    • 0015868589 scopus 로고
    • Mathematical theory of functional dynamics of cortical and thalamic nervous-tissue
    • Wilson H.R., Cowan J.D. Mathematical theory of functional dynamics of cortical and thalamic nervous-tissue. Kybernetik 1973, 13:55-80.
    • (1973) Kybernetik , vol.13 , pp. 55-80
    • Wilson, H.R.1    Cowan, J.D.2
  • 67


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