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Volumn 29, Issue 3, 2006, Pages 358-372

Toy-oriented changes during early arm movements: Hand kinematics

Author keywords

Arm movement; Infants; Toy oriented changes

Indexed keywords

ARM MOVEMENT; ARTICLE; CHILD BEHAVIOR; CHILD DEVELOPMENT; CONTROLLED STUDY; COORDINATION DISORDER; DEVELOPMENTAL STAGE; FEMALE; HAND MOVEMENT; HIGH RISK INFANT; HUMAN; HUMAN EXPERIMENT; HYPOTHESIS; IMAGING SYSTEM; INFANT; JOINT FUNCTION; KINEMATICS; LONGITUDINAL STUDY; MALE; MOTOR COORDINATION; MOTOR PERFORMANCE; NORMAL HUMAN; ORIENTATION; PLAY; PREDICTION; PRIORITY JOURNAL; VELOCITY;

EID: 33744541064     PISSN: 01636383     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.infbeh.2006.01.005     Document Type: Article
Times cited : (67)

References (71)
  • 1
    • 0027021382 scopus 로고
    • Changes in infants' ability to switch visual attention in the first three months of life
    • Atkinson J., Hood B., Wattam-Bell J., and Braddick O. Changes in infants' ability to switch visual attention in the first three months of life. Perception 21 5 (1992) 643-653
    • (1992) Perception , vol.21 , Issue.5 , pp. 643-653
    • Atkinson, J.1    Hood, B.2    Wattam-Bell, J.3    Braddick, O.4
  • 2
    • 33744527216 scopus 로고    scopus 로고
    • Bacher, L. F. (1998). A kinematic analysis of spontaneous arm movements in infants under different conditions of visual attention during the transition to reaching. Unpublished developmental psychology, Cornell University, Ithaca, NY.
  • 3
    • 0034855640 scopus 로고    scopus 로고
    • Stability of coupled fluctuations in movement and visual attention in infants
    • Bacher L.F., and Robertson S.S. Stability of coupled fluctuations in movement and visual attention in infants. Developmental Psychobiology 39 (2001) 99-106
    • (2001) Developmental Psychobiology , vol.39 , pp. 99-106
    • Bacher, L.F.1    Robertson, S.S.2
  • 5
    • 27944498279 scopus 로고    scopus 로고
    • Toy-oriented changes in hand and joint kinematics during the emergence of purposeful reaching
    • Bhat A.N., Heathcock J.H., and Galloway J.C. Toy-oriented changes in hand and joint kinematics during the emergence of purposeful reaching. Infant Behavior and Development 28 4 (2005) 445-465
    • (2005) Infant Behavior and Development , vol.28 , Issue.4 , pp. 445-465
    • Bhat, A.N.1    Heathcock, J.H.2    Galloway, J.C.3
  • 6
    • 0028346865 scopus 로고
    • Muscle activation patterns for reaching: The representation of distance and time
    • Buneo C.A., Soechting J.F., and Flanders M. Muscle activation patterns for reaching: The representation of distance and time. Journal of Neurophysiology 71 (1994) 1546-1558
    • (1994) Journal of Neurophysiology , vol.71 , pp. 1546-1558
    • Buneo, C.A.1    Soechting, J.F.2    Flanders, M.3
  • 7
    • 0036595213 scopus 로고    scopus 로고
    • A longitudinal study of the development of shifts of gaze to a peripheral stimulus in preterm infants with transient periventricular echogenicity
    • Butcher P.R., Kalverboer A.F., Geuze R.H., and Stremmelaar E.F. A longitudinal study of the development of shifts of gaze to a peripheral stimulus in preterm infants with transient periventricular echogenicity. Journal of Experimental Child Psychology 82 2 (2002) 116-140
    • (2002) Journal of Experimental Child Psychology , vol.82 , Issue.2 , pp. 116-140
    • Butcher, P.R.1    Kalverboer, A.F.2    Geuze, R.H.3    Stremmelaar, E.F.4
  • 9
    • 0030856346 scopus 로고    scopus 로고
    • Comparison between observation of spontaneous movements and neurologic examination in preterm infants
    • Cioni G., Ferrari F., Einspieler C., Paolicelli P.B., and Barbani M.T. Comparison between observation of spontaneous movements and neurologic examination in preterm infants. Journal of Pediatrics 130 (1997) 704-711
    • (1997) Journal of Pediatrics , vol.130 , pp. 704-711
    • Cioni, G.1    Ferrari, F.2    Einspieler, C.3    Paolicelli, P.B.4    Barbani, M.T.5
  • 10
    • 0036168643 scopus 로고    scopus 로고
    • Infants return to two-handed reaching when they are learning to walk
    • Corbetta D., and Bojczyk K.E. Infants return to two-handed reaching when they are learning to walk. Journal of Motor Behavior 34 1 (2002) 83-95
    • (2002) Journal of Motor Behavior , vol.34 , Issue.1 , pp. 83-95
    • Corbetta, D.1    Bojczyk, K.E.2
  • 11
    • 0041410288 scopus 로고    scopus 로고
    • Motor constraints on the development of perception-action matching in infant reaching
    • Corbetta D., Thelen E., and Johnson K. Motor constraints on the development of perception-action matching in infant reaching. Infant Behavior and Development 23 (2001) 351-374
    • (2001) Infant Behavior and Development , vol.23 , pp. 351-374
    • Corbetta, D.1    Thelen, E.2    Johnson, K.3
  • 13
    • 0001331263 scopus 로고
    • Development of manipulatory skills and the deployment of attention
    • Eppler M.A. Development of manipulatory skills and the deployment of attention. Infant Behavior and Development 18 (1995) 391-405
    • (1995) Infant Behavior and Development , vol.18 , pp. 391-405
    • Eppler, M.A.1
  • 14
    • 0033984213 scopus 로고    scopus 로고
    • Functional corticospinal projections are established prenatally in the human foetus permitting involvement in the development of spinal motor centres
    • Eyre J.A., Miller S., Clowry G.J., Conway E.A., and Watts C. Functional corticospinal projections are established prenatally in the human foetus permitting involvement in the development of spinal motor centres. Brain 123 1 (2000) 51-64
    • (2000) Brain , vol.123 , Issue.1 , pp. 51-64
    • Eyre, J.A.1    Miller, S.2    Clowry, G.J.3    Conway, E.A.4    Watts, C.5
  • 15
    • 0035856455 scopus 로고    scopus 로고
    • Evidence of activity-dependent withdrawal of corticospinal projections during human development
    • Eyre J.A., Taylor J.P., Villagra F., Smith M., and Miller S. Evidence of activity-dependent withdrawal of corticospinal projections during human development. Neurology 57 9 (2001) 1530-1531
    • (2001) Neurology , vol.57 , Issue.9 , pp. 1530-1531
    • Eyre, J.A.1    Taylor, J.P.2    Villagra, F.3    Smith, M.4    Miller, S.5
  • 18
    • 0000825025 scopus 로고
    • Movement and communication in human infancy: The social dynamics of development
    • Fogel A. Movement and communication in human infancy: The social dynamics of development. Human Movement Sciences 11 (1992) 387-423
    • (1992) Human Movement Sciences , vol.11 , pp. 387-423
    • Fogel, A.1
  • 19
    • 0001654970 scopus 로고
    • Effect of postural position and reaching on gaze during mother infant face-to-face interaction
    • Fogel A., Dedo J.Y., and McEwen I. Effect of postural position and reaching on gaze during mother infant face-to-face interaction. Infant Behavior and Development 15 2 (1992) 231-244
    • (1992) Infant Behavior and Development , vol.15 , Issue.2 , pp. 231-244
    • Fogel, A.1    Dedo, J.Y.2    McEwen, I.3
  • 20
    • 0018187568 scopus 로고
    • The relationship between speed and amplitude of the fastest voluntary contractions of human arm muscles
    • Freund H.J., and Budingen H.J. The relationship between speed and amplitude of the fastest voluntary contractions of human arm muscles. Experimental Brain Research 31 (1978) 1-12
    • (1978) Experimental Brain Research , vol.31 , pp. 1-12
    • Freund, H.J.1    Budingen, H.J.2
  • 21
    • 0742302621 scopus 로고    scopus 로고
    • Feet first: Object exploration in human infants
    • Galloway J.C., and Thelen E. Feet first: Object exploration in human infants. Infant Behavior and Development 27 1 (2003) 107-112
    • (2003) Infant Behavior and Development , vol.27 , Issue.1 , pp. 107-112
    • Galloway, J.C.1    Thelen, E.2
  • 23
    • 0000150490 scopus 로고
    • Transition from rocking to crawling: Postural constraints on infant movement
    • Goldfield E. Transition from rocking to crawling: Postural constraints on infant movement. Developmental Psychology 25 6 (1990) 913-919
    • (1990) Developmental Psychology , vol.25 , Issue.6 , pp. 913-919
    • Goldfield, E.1
  • 24
    • 0026516424 scopus 로고
    • Developmental course of general movements in early infancy. I. Descriptive analysis of change in form
    • Hadders-Algra M., and Prechtl H.F.R. Developmental course of general movements in early infancy. I. Descriptive analysis of change in form. Early Human Development 28 3 (1992) 201-213
    • (1992) Early Human Development , vol.28 , Issue.3 , pp. 201-213
    • Hadders-Algra, M.1    Prechtl, H.F.R.2
  • 25
    • 0024216454 scopus 로고
    • Comparison of leg movements in preterm infants at term with healthy full-term infants
    • Heriza C.B. Comparison of leg movements in preterm infants at term with healthy full-term infants. Physical Therapy 68 (1988) 1687-1693
    • (1988) Physical Therapy , vol.68 , pp. 1687-1693
    • Heriza, C.B.1
  • 26
    • 0024214336 scopus 로고
    • Organization of leg movements in preterm infants
    • Heriza C.B. Organization of leg movements in preterm infants. Physical Therapy 68 (1988) 1340-1346
    • (1988) Physical Therapy , vol.68 , pp. 1340-1346
    • Heriza, C.B.1
  • 27
    • 0022978221 scopus 로고
    • Step-tracking movements of the wrist in humans. I. Kinematic analysis
    • Hoffman D.S., and Strick P.L. Step-tracking movements of the wrist in humans. I. Kinematic analysis. Journal of Neuroscience 6 (1986) 3309-3318
    • (1986) Journal of Neuroscience , vol.6 , pp. 3309-3318
    • Hoffman, D.S.1    Strick, P.L.2
  • 28
    • 0033016903 scopus 로고    scopus 로고
    • Newborns spontaneous arm movements are influenced by the environment
    • Kawai M., Savelsbergh G.J., and Wimmers R.H. Newborns spontaneous arm movements are influenced by the environment. Early Human Development 54 1 (1999) 15-27
    • (1999) Early Human Development , vol.54 , Issue.1 , pp. 15-27
    • Kawai, M.1    Savelsbergh, G.J.2    Wimmers, R.H.3
  • 29
    • 0029130071 scopus 로고
    • The development of goal-directed reaching in infants: Hand trajectory formation and joint torque control
    • Konczak J., Borutta M., Topka H., and Dichgans J. The development of goal-directed reaching in infants: Hand trajectory formation and joint torque control. Experimental Brain Research 106 (1995) 156-168
    • (1995) Experimental Brain Research , vol.106 , pp. 156-168
    • Konczak, J.1    Borutta, M.2    Topka, H.3    Dichgans, J.4
  • 30
    • 0030662452 scopus 로고    scopus 로고
    • The development toward stereotypic arm kinematics during reaching in the first 3 years of life
    • Konczak J., and Dichgans J. The development toward stereotypic arm kinematics during reaching in the first 3 years of life. Experimental Brain Research 117 (1997) 346-354
    • (1997) Experimental Brain Research , vol.117 , pp. 346-354
    • Konczak, J.1    Dichgans, J.2
  • 31
    • 0030672336 scopus 로고    scopus 로고
    • The development of hand-mouth coordination in 2- to 5-month-old infants: Similarities with reaching and grasping
    • Lew A.R., and Butterworth G. The development of hand-mouth coordination in 2- to 5-month-old infants: Similarities with reaching and grasping. Infant Behavior and Development 20 1 (1997) 59-69
    • (1997) Infant Behavior and Development , vol.20 , Issue.1 , pp. 59-69
    • Lew, A.R.1    Butterworth, G.2
  • 32
    • 4344716233 scopus 로고    scopus 로고
    • General and task-related experiences affect early object interaction
    • Lobo M.A., Galloway J.C., and Savelsbergh G. General and task-related experiences affect early object interaction. Child Development 75 4 (2004) 1268-1281
    • (2004) Child Development , vol.75 , Issue.4 , pp. 1268-1281
    • Lobo, M.A.1    Galloway, J.C.2    Savelsbergh, G.3
  • 33
    • 1542286894 scopus 로고    scopus 로고
    • Corticospinal system development depends on motor experience
    • Martin J.H., Choy M., Pullman S., and Meng Z. Corticospinal system development depends on motor experience. Journal of Neuroscience 24 9 (2004) 2122-2132
    • (2004) Journal of Neuroscience , vol.24 , Issue.9 , pp. 2122-2132
    • Martin, J.H.1    Choy, M.2    Pullman, S.3    Meng, Z.4
  • 34
    • 17644417104 scopus 로고    scopus 로고
    • Effect of forelimb use on postnatal development of the forelimb motor representation in primary motor cortex of the cat
    • Martin J.H., Engber D., and Meng Z. Effect of forelimb use on postnatal development of the forelimb motor representation in primary motor cortex of the cat. Journal of Neurophysiology 93 (2005) 2822-2831
    • (2005) Journal of Neurophysiology , vol.93 , pp. 2822-2831
    • Martin, J.H.1    Engber, D.2    Meng, Z.3
  • 35
    • 33744510527 scopus 로고
    • Behavioral embryology
    • Michel G.F., and Moore C.L. (Eds), MIT Press, Boston
    • Michel G.F., and Moore C.L. Behavioral embryology. In: Michel G.F., and Moore C.L. (Eds). Developmental psychobiology (1995), MIT Press, Boston 289-332
    • (1995) Developmental psychobiology , pp. 289-332
    • Michel, G.F.1    Moore, C.L.2
  • 36
    • 0347078300 scopus 로고    scopus 로고
    • Effect of postural supports on neuromotor function in very preterm infants to term equivalent age
    • Monterosso L., Kristjanson L., Cole J., and Evans S. Effect of postural supports on neuromotor function in very preterm infants to term equivalent age. Journal of Paediatrics and Child Health 39 3 (2003) 197-205
    • (2003) Journal of Paediatrics and Child Health , vol.39 , Issue.3 , pp. 197-205
    • Monterosso, L.1    Kristjanson, L.2    Cole, J.3    Evans, S.4
  • 37
  • 39
    • 0031972898 scopus 로고    scopus 로고
    • Common principles underlying the control of rapid, single degree-of-freedom movements at different joints
    • Pfann K.D., Hoffman D.S., Gottlieb G.L., Strick P.L., and Corcos D.M. Common principles underlying the control of rapid, single degree-of-freedom movements at different joints. Experimental Brain Research 118 (1998) 35-51
    • (1998) Experimental Brain Research , vol.118 , pp. 35-51
    • Pfann, K.D.1    Hoffman, D.S.2    Gottlieb, G.L.3    Strick, P.L.4    Corcos, D.M.5
  • 40
    • 0002255337 scopus 로고    scopus 로고
    • The influence of preterm birth on motor development
    • Piek J.P. (Ed), Human Kinetics Publishers, Inc., Champaign, IL
    • Piek J.P. The influence of preterm birth on motor development. In: Piek J.P. (Ed). Motor behavior and human skill: A multidisciplinary approach (1998), Human Kinetics Publishers, Inc., Champaign, IL
    • (1998) Motor behavior and human skill: A multidisciplinary approach
    • Piek, J.P.1
  • 41
    • 0027985831 scopus 로고
    • Developmental profiles of spontaneous movements in infants
    • Piek J.P., and Carman R. Developmental profiles of spontaneous movements in infants. Early Human Development 39 (1994) 109-126
    • (1994) Early Human Development , vol.39 , pp. 109-126
    • Piek, J.P.1    Carman, R.2
  • 42
    • 0023006046 scopus 로고
    • Developmental transformations of spontaneous movement in early infancy
    • Prechtl H.F.R., and Hopkins B. Developmental transformations of spontaneous movement in early infancy. Early Human Development 14 (1986) 233-238
    • (1986) Early Human Development , vol.14 , pp. 233-238
    • Prechtl, H.F.R.1    Hopkins, B.2
  • 43
    • 0027645733 scopus 로고
    • Oscillation and complexity in early infant behavior
    • Robertson S.S. Oscillation and complexity in early infant behavior. Child Development 64 (1993) 1022-1035
    • (1993) Child Development , vol.64 , pp. 1022-1035
    • Robertson, S.S.1
  • 44
    • 0035514894 scopus 로고    scopus 로고
    • The integration of body movement and attention in young infants
    • Robertson S., Bacher L.F., and Huntington N.L. The integration of body movement and attention in young infants. Psychological Science 12 6 (2001) 523-526
    • (2001) Psychological Science , vol.12 , Issue.6 , pp. 523-526
    • Robertson, S.1    Bacher, L.F.2    Huntington, N.L.3
  • 45
    • 0026484751 scopus 로고
    • Fundamental motor patterns of the mammalian fetus
    • Robinson S.R., and Smotherman W.P. Fundamental motor patterns of the mammalian fetus. Journal of Neurobiology 23 (1992) 1574-1600
    • (1992) Journal of Neurobiology , vol.23 , pp. 1574-1600
    • Robinson, S.R.1    Smotherman, W.P.2
  • 46
    • 17044413941 scopus 로고
    • Object manipulation and exploration in 2- to 5-month old infants
    • Rochat P. Object manipulation and exploration in 2- to 5-month old infants. Developmental Psychology 25 (1989) 871-884
    • (1989) Developmental Psychology , vol.25 , pp. 871-884
    • Rochat, P.1
  • 48
    • 0012629155 scopus 로고    scopus 로고
    • Spatially specific changes in infant's muscle coactivity as they learn to reach
    • Spencer J.P., and Thelen E. Spatially specific changes in infant's muscle coactivity as they learn to reach. Infancy 1 3 (2000) 275-302
    • (2000) Infancy , vol.1 , Issue.3 , pp. 275-302
    • Spencer, J.P.1    Thelen, E.2
  • 50
    • 0018504231 scopus 로고
    • Rhythmic stereotypies in normal human infants
    • Thelen E. Rhythmic stereotypies in normal human infants. Animal Behavior 27 (1979) 699-715
    • (1979) Animal Behavior , vol.27 , pp. 699-715
    • Thelen, E.1
  • 51
    • 0019529299 scopus 로고
    • Kicking, rocking and waving: Contextual analysis of rhythmical stereotypies in normal human infants
    • Thelen E. Kicking, rocking and waving: Contextual analysis of rhythmical stereotypies in normal human infants. Animal Behavior 29 (1981) 3-11
    • (1981) Animal Behavior , vol.29 , pp. 3-11
    • Thelen, E.1
  • 52
    • 0021989492 scopus 로고
    • Developmental origins of motor coordination: Leg movements in human infants
    • Thelen E. Developmental origins of motor coordination: Leg movements in human infants. Developmental Psychobiology 18 (1985) 1-22
    • (1985) Developmental Psychobiology , vol.18 , pp. 1-22
    • Thelen, E.1
  • 53
    • 84965368088 scopus 로고
    • Three-month-old infants can learn task-specific patterns of interlimb coordination
    • Thelen E. Three-month-old infants can learn task-specific patterns of interlimb coordination. Psychological Science 5 5 (1994) 280-285
    • (1994) Psychological Science , vol.5 , Issue.5 , pp. 280-285
    • Thelen, E.1
  • 56
    • 0021076796 scopus 로고
    • The organization of spontaneous leg movements in newborn infants
    • Thelen E., and Fisher D.M. The organization of spontaneous leg movements in newborn infants. Journal of Motor Behavior 15 4 (1983) 353-377
    • (1983) Journal of Motor Behavior , vol.15 , Issue.4 , pp. 353-377
    • Thelen, E.1    Fisher, D.M.2
  • 59
    • 1942484938 scopus 로고    scopus 로고
    • Similar and functionally typical kinematic reaching parameters in 7- and 15-month old in utero cocaine exposed and unexposed infants
    • Tronik E.Z., Fetters L., Olson K.L., and Chen Y. Similar and functionally typical kinematic reaching parameters in 7- and 15-month old in utero cocaine exposed and unexposed infants. Developmental Psychobiology 44 (2004) 168-175
    • (2004) Developmental Psychobiology , vol.44 , pp. 168-175
    • Tronik, E.Z.1    Fetters, L.2    Olson, K.L.3    Chen, Y.4
  • 60
    • 0027648121 scopus 로고
    • Commentary: Development of perception-action systems and general principles of pattern formation
    • Turvey M.T., and Fitzpatrick P. Commentary: Development of perception-action systems and general principles of pattern formation. Child Development 64 (1993) 1175-1190
    • (1993) Child Development , vol.64 , pp. 1175-1190
    • Turvey, M.T.1    Fitzpatrick, P.2
  • 61
    • 0036725636 scopus 로고    scopus 로고
    • The relation of unimanual and bimanual reaching to crossing the midline
    • van Hof P., Van der Kamp J., and Savelsbergh G.J.P. The relation of unimanual and bimanual reaching to crossing the midline. Child Development 73 5 (2002) 1353-1362
    • (2002) Child Development , vol.73 , Issue.5 , pp. 1353-1362
    • van Hof, P.1    Van der Kamp, J.2    Savelsbergh, G.J.P.3
  • 62
    • 5444244412 scopus 로고    scopus 로고
    • Spatial working memory deficits in children at ages 3-4 who were low birth weight, preterm infants
    • Vicari S., Caravale B., Carlesimo G.A., Casadei A.M., and Allemand F. Spatial working memory deficits in children at ages 3-4 who were low birth weight, preterm infants. Neuropsychology 18 4 (2004) 673-678
    • (2004) Neuropsychology , vol.18 , Issue.4 , pp. 673-678
    • Vicari, S.1    Caravale, B.2    Carlesimo, G.A.3    Casadei, A.M.4    Allemand, F.5
  • 63
    • 0028944261 scopus 로고
    • Influence of joint interactional effects on the coordination of planar two-joint arm movements
    • Virji-Babul N., and Cooke J.D. Influence of joint interactional effects on the coordination of planar two-joint arm movements. Experimental Brain Research 103 3 (1995) 451-459
    • (1995) Experimental Brain Research , vol.103 , Issue.3 , pp. 451-459
    • Virji-Babul, N.1    Cooke, J.D.2
  • 64
    • 58149409359 scopus 로고
    • Eye-hand coordination in the newborn
    • von Hofsten C. Eye-hand coordination in the newborn. Developmental Psychology 18 3 (1982) 450-461
    • (1982) Developmental Psychology , vol.18 , Issue.3 , pp. 450-461
    • von Hofsten, C.1
  • 65
    • 0003133241 scopus 로고
    • Developmental changes in the organization of pre-reaching movements
    • von Hofsten C. Developmental changes in the organization of pre-reaching movements. Developmental Psychology 20 3 (1984) 378-388
    • (1984) Developmental Psychology , vol.20 , Issue.3 , pp. 378-388
    • von Hofsten, C.1
  • 66
    • 0000495732 scopus 로고
    • Structure of early reaching movements: A longitudinal study
    • von Hofsten C. Structure of early reaching movements: A longitudinal study. Journal of Motor Behavior 23 4 (1991) 280-292
    • (1991) Journal of Motor Behavior , vol.23 , Issue.4 , pp. 280-292
    • von Hofsten, C.1
  • 67
    • 34249663015 scopus 로고
    • Prospective control: A basic aspect of action development
    • von Hofsten C. Prospective control: A basic aspect of action development. Human Development 36 (1993) 253-270
    • (1993) Human Development , vol.36 , pp. 253-270
    • von Hofsten, C.1
  • 68
    • 0027645913 scopus 로고
    • The structuring of neonatal arm movements
    • von Hofsten C., and Ronnqvist L. The structuring of neonatal arm movements. Child Development 64 (1993) 1046-1057
    • (1993) Child Development , vol.64 , pp. 1046-1057
    • von Hofsten, C.1    Ronnqvist, L.2
  • 70
    • 1542789492 scopus 로고    scopus 로고
    • Individual differences in postural control and cognitive development in preterm infants
    • Wijnroks L., and van Veldhoven N. Individual differences in postural control and cognitive development in preterm infants. Infant Behavior and Development 26 1 (2003) 14-26
    • (2003) Infant Behavior and Development , vol.26 , Issue.1 , pp. 14-26
    • Wijnroks, L.1    van Veldhoven, N.2


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