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Volumn 30, Issue 6, 2009, Pages 662-674

Transfer of auditory perceptual learning with spectrally reduced speech to speech and nonspeech tasks: Implications for cochlear implants

Author keywords

[No Author keywords available]

Indexed keywords

ADULT; ARTICLE; CLINICAL ARTICLE; COCHLEA PROSTHESIS; CONTROL GROUP; HEARING; HUMAN; NORMAL HUMAN; PERCEPTION; SPEECH ANALYSIS; SPEECH AND LANGUAGE ASSESSMENT; SPEECH AUDIOMETRY;

EID: 70449487397     PISSN: 01960202     EISSN: None     Source Type: Journal    
DOI: 10.1097/AUD.0b013e3181b9c92d     Document Type: Article
Times cited : (23)

References (57)
  • 1
    • 0027586780 scopus 로고
    • Common factors in the identification of an assortment of brief everyday sounds
    • Ballas, J. A. (1993). Common factors in the identification of an assortment of brief everyday sounds. J Exp Psychol Hum Percept Perform, 19, 250-267.
    • (1993) J Exp Psychol Hum Percept Perform , vol.19 , pp. 250-267
    • Ballas, J.A.1
  • 2
    • 0031092401 scopus 로고    scopus 로고
    • Training and transfer-of-learning effects in disabled and normal readers: Evidence of specific deficits
    • Benson, N. J., Lovett, M. W., & Kroeber, C. L. (1997). Training and transfer-of-learning effects in disabled and normal readers: Evidence of specific deficits. J Exp Child Psychol, 64, 343-366.
    • (1997) J Exp Child Psychol , vol.64 , pp. 343-366
    • Benson, N.J.1    Lovett, M.W.2    Kroeber, C.L.3
  • 3
    • 0014891784 scopus 로고
    • Auditory training and speech discrimination
    • Bode, D. L., & Oyer, H. J. (1970). Auditory training and speech discrimination. J Speech Hear Res, 13, 839-855.
    • (1970) J Speech Hear Res , vol.13 , pp. 839-855
    • Bode, D.L.1    Oyer, H.J.2
  • 4
    • 0030379379 scopus 로고    scopus 로고
    • Intelligibility of normal speech: Part I-Global and fine-grained acoustic-phonetic talker characteristics
    • Bradlow, A. R., Torretta, G. M., & Pisoni, D. B. (1996). Intelligibility of normal speech: Part I-Global and fine-grained acoustic-phonetic talker characteristics. Speech Commun, 20, 255-272.
    • (1996) Speech Commun , vol.20 , pp. 255-272
    • Bradlow, A.R.1    Torretta, G.M.2    Pisoni, D.B.3
  • 5
    • 70449511694 scopus 로고    scopus 로고
    • Perceptual learning with acoustic simulations of cochlear implants
    • Burkholder, R. A. (2005). Perceptual Learning with Acoustic Simulations of Cochlear Implants. Unpublished doctoral dissertation.
    • (2005) Unpublished Doctoral Dissertation
    • Burkholder, R.A.1
  • 6
    • 0036097496 scopus 로고    scopus 로고
    • Talker discrimination by prelingually deaf children with cochlear implants: Preliminary results
    • Cleary, M., & Pisoni, D. B. (2002). Talker discrimination by prelingually deaf children with cochlear implants: Preliminary results. Ann Otol Rhinol Laryngol, 189, 113-118.
    • (2002) Ann Otol Rhinol Laryngol , vol.189 , pp. 113-118
    • Cleary, M.1    Pisoni, D.B.2
  • 7
    • 16344384753 scopus 로고    scopus 로고
    • Influence of voice similarity on talker discrimination in children with normal hearing and children with cochlear implants
    • Cleary, M., Pisoni, D. B., & Kirk, K. I. (2005). Influence of voice similarity on talker discrimination in children with normal hearing and children with cochlear implants. J Speech Lang Hear Res, 48, 204-223.
    • (2005) J Speech Lang Hear Res , vol.48 , pp. 204-223
    • Cleary, M.1    Pisoni, D.B.2    Kirk, K.I.3
  • 8
    • 18844420524 scopus 로고    scopus 로고
    • Lexical information drives perceptual learning of distorted speech: Evidence from the comprehension of noise-vocoded sentences
    • Davis, M. H., Johnsrude, I. S., Hervais-Adelman, A., et al. (2005). Lexical information drives perceptual learning of distorted speech: Evidence from the comprehension of noise-vocoded sentences. J Exp Psychol Gen, 134, 222-241.
    • (2005) J Exp Psychol Gen , vol.134 , pp. 222-241
    • Davis, M.H.1    Johnsrude, I.S.2    Hervais-Adelman, A.3
  • 10
    • 70449512141 scopus 로고
    • Pitch perception by hearingimpaired children: Possibility of improvement through auditory training
    • Deguchi, T., Kagami, R., & Hiki, S. (1981). Pitch perception by hearingimpaired children: Possibility of improvement through auditory training. Jpn J Spec Educ, 18, 70-78.
    • (1981) Jpn J Spec Educ , vol.18 , pp. 70-78
    • Deguchi, T.1    Kagami, R.2    Hiki, S.3
  • 11
    • 0034906275 scopus 로고    scopus 로고
    • Cross-modal transfer effects on visual discrimination depends on lesion location in the rat visual system
    • Delay, E. (2001). Cross-modal transfer effects on visual discrimination depends on lesion location in the rat visual system. Physiol Behav, 73, 609-620.
    • (2001) Physiol Behav , vol.73 , pp. 609-620
    • Delay, E.1
  • 12
    • 0036546527 scopus 로고    scopus 로고
    • Transfer of learning across durations and ears in auditory frequency discrimination
    • Delhommeau, K., Micheyl, C., Jouvent, R., et al. (2002). Transfer of learning across durations and ears in auditory frequency discrimination. Percept Psychophysiol, 64, 426-436.
    • (2002) Percept Psychophysiol , vol.64 , pp. 426-436
    • Delhommeau, K.1    Micheyl, C.2    Jouvent, R.3
  • 13
    • 0031259858 scopus 로고    scopus 로고
    • Speech intelligibility as a function of the number of channels of stimulation for signal processing using sine-wave and noise bands
    • Dorman, M. F., Loizou, P. C., & Rainey, D. (1997). Speech intelligibility as a function of the number of channels of stimulation for signal processing using sine-wave and noise bands. J Acoust Soc Am, 102, 2403-2411.
    • (1997) J Acoust Soc Am , vol.102 , pp. 2403-2411
    • Dorman, M.F.1    Loizou, P.C.2    Rainey, D.3
  • 14
    • 0142136739 scopus 로고    scopus 로고
    • Consolidation during sleep of perceptual learning of spoken language
    • Fenn, K. M., Nusbaum, H. C., & Margoliash, D. (2003). Consolidation during sleep of perceptual learning of spoken language. Nature, 425, 614-616.
    • (2003) Nature , vol.425 , pp. 614-616
    • Fenn, K.M.1    Nusbaum, H.C.2    Margoliash, D.3
  • 15
    • 4944224135 scopus 로고    scopus 로고
    • The role of spectral and temporal cues in voice gender discrimination by normal-hearing listeners and cochlear implant users
    • Fu, Q. J., Chinchilla, S., & Galvin, J. J. (2004). The role of spectral and temporal cues in voice gender discrimination by normal-hearing listeners and cochlear implant users. J Assoc Res Otolaryngol, 5, 253-260.
    • (2004) J Assoc Res Otolaryngol , vol.5 , pp. 253-260
    • Fu, Q.J.1    Chinchilla, S.2    Galvin, J.J.3
  • 16
    • 0037327628 scopus 로고    scopus 로고
    • The effects of short-term training for spectrally mismatched noise-band speech
    • Fu, Q. J., & Galvin, J. J. (2003). The effects of short-term training for spectrally mismatched noise-band speech. J Acoust Soc Am, 113, 1065-1072.
    • (2003) J Acoust Soc Am , vol.113 , pp. 1065-1072
    • Fu, Q.J.1    Galvin, J.J.2
  • 17
    • 0344389021 scopus 로고    scopus 로고
    • Recognition of spectrally degraded and frequency-shifted vowels in acoustic and electric hearing
    • Fu, Q. J., & Shannon, R. V. (1999). Recognition of spectrally degraded and frequency-shifted vowels in acoustic and electric hearing. J Acoust Soc Am, 105, 1889-1900.
    • (1999) J Acoust Soc Am , vol.105 , pp. 1889-1900
    • Fu, Q.J.1    Shannon, R.V.2
  • 18
    • 70449516133 scopus 로고    scopus 로고
    • Aural rehabilitation of music perception and enjoyment of adult cochlear implant users
    • Gfeller, K., Mehr, M., & Witt, S. (2001). Aural rehabilitation of music perception and enjoyment of adult cochlear implant users. J Acad Rehabil Audiol, 34, 17-27.
    • (2001) J Acad Rehabil Audiol , vol.34 , pp. 17-27
    • Gfeller, K.1    Mehr, M.2    Witt, S.3
  • 19
    • 22144456719 scopus 로고    scopus 로고
    • Gender and talker identification as a function of the number of channels in spectrally reduced speech
    • Gonzalez, J., & Oliver, J. C. (2005). Gender and talker identification as a function of the number of channels in spectrally reduced speech. J Acoust Soc Am, 118, 461-470.
    • (2005) J Acoust Soc Am , vol.118 , pp. 461-470
    • Gonzalez, J.1    Oliver, J.C.2
  • 20
    • 1542286767 scopus 로고    scopus 로고
    • Spectral-temporal factors in the identification of environmental sounds
    • Gygi, B., Kidd, G., & Watson, C. (2004). Spectral-temporal factors in the identification of environmental sounds. J Acoust Soc Am, 115, 1252-1265.
    • (2004) J Acoust Soc Am , vol.115 , pp. 1252-1265
    • Gygi, B.1    Kidd, G.2    Watson, C.3
  • 21
    • 70449513115 scopus 로고
    • Visual reading and cross-modal transfer of learning in congenitally blind humans with residual light projection
    • Hunstad, E. (1985). Visual reading and cross-modal transfer of learning in congenitally blind humans with residual light projection. Scand J Educ Res, 29, 17-41.
    • (1985) Scand J Educ Res , vol.29 , pp. 17-41
    • Hunstad, E.1
  • 23
    • 22544463785 scopus 로고    scopus 로고
    • Using a personal computer to perform real-time signal processing in cochlear implant research
    • October 15-18. Paper presented at the Hunt, Texas
    • Kaiser, A. R., & Svirsky, M. A. (2000, October 15-18). Using a personal computer to perform real-time signal processing in cochlear implant research. Paper presented at the Proceedings of the IX IEEE-DSP Workshop, Hunt, Texas.
    • (2000) Proceedings of the IX IEEE-DSP Workshop
    • Kaiser, A.R.1    Svirsky, M.A.2
  • 24
    • 0342889140 scopus 로고
    • The role of talker-specific information in memory for spoken sentences
    • Karl, J., & Pisoni, D. (1994). The role of talker-specific information in memory for spoken sentences. J Acoust Soc Am, 95, 2873.
    • (1994) J Acoust Soc Am , vol.95 , pp. 2873
    • Karl, J.1    Pisoni, D.2
  • 25
    • 85055308325 scopus 로고
    • Visual and auditory training with the Cloze procedure to improve reading and listening comprehension
    • Kennedy, D. K., & Weener, P. (1973). Visual and auditory training with the Cloze procedure to improve reading and listening comprehension. Read Res Quart, 8, 524-541.
    • (1973) Read Res Quart , vol.8 , pp. 524-541
    • Kennedy, D.K.1    Weener, P.2
  • 27
    • 0025321354 scopus 로고
    • Analysis, synthesis, and perception of voice quality variations among female and male talkers
    • Klatt, D. H., & Klatt, L. C. (1990). Analysis, synthesis, and perception of voice quality variations among female and male talkers. J Acoust Soc Am, 87, 820-857.
    • (1990) J Acoust Soc Am , vol.87 , pp. 820-857
    • Klatt, D.H.1    Klatt, L.C.2
  • 28
    • 1842559725 scopus 로고    scopus 로고
    • Music perception with temporal cues in acoustic and electric hearing
    • Kong, Y. Y., Cruz, R., Jones, J. A., et al. (2004). Music perception with temporal cues in acoustic and electric hearing. Ear Hear, 25, 173-185.
    • (2004) Ear Hear , vol.25 , pp. 173-185
    • Kong, Y.Y.1    Cruz, R.2    Jones, J.A.3
  • 29
    • 0016936663 scopus 로고
    • Talker sex identification from voiced, whispered, and filtered isolated vowels
    • Lass, N., Hughes, K., Bowyer, M., et al. (1976). Talker sex identification from voiced, whispered, and filtered isolated vowels. J Acoust Soc Am, 59, 675-678.
    • (1976) J Acoust Soc Am , vol.59 , pp. 675-678
    • Lass, N.1    Hughes, K.2    Bowyer, M.3
  • 30
    • 47649087436 scopus 로고    scopus 로고
    • Multiple routes to the perceptual learning of speech
    • Loebach, J. L., Bent, T., & Pisoni, D. B. (2008). Multiple routes to the perceptual learning of speech. J Acoust Soc Am, 124, 552-561.
    • (2008) J Acoust Soc Am , vol.124 , pp. 552-561
    • Loebach, J.L.1    Bent, T.2    Pisoni, D.B.3
  • 31
    • 38849184187 scopus 로고    scopus 로고
    • Perceptual learning of spectrally degraded speech and environmental sounds
    • Loebach, J. L., & Pisoni, D. B. (2008). Perceptual learning of spectrally degraded speech and environmental sounds. J Acoust Soc Am, 123, 1126-1139.
    • (2008) J Acoust Soc Am , vol.123 , pp. 1126-1139
    • Loebach, J.L.1    Pisoni, D.B.2
  • 32
    • 2142771706 scopus 로고    scopus 로고
    • Using visible speech for training perception and production of speech for hard of hearing individuals
    • Massaro, D. W. & Light J. (2004). Using visible speech for training perception and production of speech for hard of hearing individuals. J Speech Lang Hear Res, 47, 304-320.
    • (2004) J Speech Lang Hear Res , vol.47 , pp. 304-320
    • Massaro, D.W.1    Light, J.2
  • 33
    • 70449514978 scopus 로고    scopus 로고
    • Poster presented at the 26th Midwinter Meeting of the Association for Research in Otolaryngology, Daytona Beach, Florida
    • McDonald, C. J., Kirk, K. I., Krueger, T., et al. (2003). Talker discrimination by adults with cochlear implants. Poster presented at the 26th Midwinter Meeting of the Association for Research in Otolaryngology, Daytona Beach, Florida.
    • (2003) Talker Discrimination by Adults with Cochlear Implants
    • McDonald, C.J.1    Kirk, K.I.2    Krueger, T.3
  • 34
    • 0035749751 scopus 로고    scopus 로고
    • Types of comprehension processes and the preliminary knowledge-use effect: Analogical transfer of learning from text
    • Muramoto, T. (2001). Types of comprehension processes and the preliminary knowledge-use effect: Analogical transfer of learning from text. Jpn J Psychol, 5, 429-434.
    • (2001) Jpn J Psychol , vol.5 , pp. 429-434
    • Muramoto, T.1
  • 35
    • 0039473965 scopus 로고
    • Effects of whole versus part method of training on transfer of learning
    • Murray, J. (1981). Effects of whole versus part method of training on transfer of learning. Percept Mot Skills, 53, 883-889.
    • (1981) Percept Mot Skills , vol.53 , pp. 883-889
    • Murray, J.1
  • 36
    • 0034355893 scopus 로고    scopus 로고
    • Transfer of learning between matching (or nonmatching) to sample and same-different discrimination in rats
    • Nakagawa, E. (2000). Transfer of learning between matching (or nonmatching) to sample and same-different discrimination in rats. Psychol Rec, 50, 771-805.
    • (2000) Psychol Rec , vol.50 , pp. 771-805
    • Nakagawa, E.1
  • 37
    • 0032044939 scopus 로고    scopus 로고
    • Talker-specific learning in speech perception
    • Nygaard, L. C., & Pisoni, D. B. (1998). Talker-specific learning in speech perception. Percept Psychophysiol, 60, 355-376.
    • (1998) Percept Psychophysiol , vol.60 , pp. 355-376
    • Nygaard, L.C.1    Pisoni, D.B.2
  • 38
    • 84965395212 scopus 로고
    • Speech perception as a talker-contingent process
    • Nygaard, L. C., Sommers, M. S., & Pisoni, D. B. (1994). Speech perception as a talker-contingent process. Psychol Sci, 5, 42-45.
    • (1994) Psychol Sci , vol.5 , pp. 42-45
    • Nygaard, L.C.1    Sommers, M.S.2    Pisoni, D.B.3
  • 39
    • 0001302126 scopus 로고
    • Comprehension of natural and synthetic speech: Effects of predictability on the verification of sentences controlled for intelligibility
    • Pisoni, D. B., Manous, L. M., & Dedina, M. J. (1987). Comprehension of natural and synthetic speech: Effects of predictability on the verification of sentences controlled for intelligibility. Comput Speech Lang, 2, 303-320.
    • (1987) Comput Speech Lang , vol.2 , pp. 303-320
    • Pisoni, D.B.1    Manous, L.M.2    Dedina, M.J.3
  • 40
    • 0345599130 scopus 로고    scopus 로고
    • The reception of environmental sounds through wearable tactual aids
    • Reed, C. M., & Delhorne, L. A. (2003). The reception of environmental sounds through wearable tactual aids. Ear Hear, 24, 528-538.
    • (2003) Ear Hear , vol.24 , pp. 528-538
    • Reed, C.M.1    Delhorne, L.A.2
  • 41
    • 13444278830 scopus 로고    scopus 로고
    • Reception of environmental sounds through cochlear implants
    • Reed, C. M., & Delhorne, L. A. (2005). Reception of environmental sounds through cochlear implants. Ear Hear, 26, 48-61.
    • (2005) Ear Hear , vol.26 , pp. 48-61
    • Reed, C.M.1    Delhorne, L.A.2
  • 43
    • 0019508260 scopus 로고
    • Speech perception without traditional speech cues
    • Remez, R. E., Rubin, P. E., Pisoni, D. B., et al. (1981). Speech perception without traditional speech cues. Science, 212, 947-950.
    • (1981) Science , vol.212 , pp. 947-950
    • Remez, R.E.1    Rubin, P.E.2    Pisoni, D.B.3
  • 44
    • 0012995763 scopus 로고    scopus 로고
    • Lesson plan for Lilly
    • W. Estabrooks (Ed). Washington DC: A. G. Bell Association
    • Robbins, A. M. (1998). Lesson plan for Lilly: In W. Estabrooks (Ed). Cochlear Implants for Kids (pp, 153-174). Washington DC: A. G. Bell Association.
    • (1998) Cochlear Implants for Kids , pp. 153-174
    • Robbins, A.M.1
  • 45
    • 0032761408 scopus 로고    scopus 로고
    • Adaptation by normal listeners to upward spectral shifts of speech: Implications for cochlear implants
    • Rosen, S., Faulkner, A., & Wilkinson, L. (1999). Adaptation by normal listeners to upward spectral shifts of speech: Implications for cochlear implants. J Acoust Soc Am, 106, 3629-3636.
    • (1999) J Acoust Soc Am , vol.106 , pp. 3629-3636
    • Rosen, S.1    Faulkner, A.2    Wilkinson, L.3
  • 46
    • 17144395150 scopus 로고    scopus 로고
    • A latent consolidation phase in auditory identification learning: Time in the awake state is sufficient
    • Roth, D. A. E., Kishon-Rabin, L., Hildesheimer, M., et al. (2005). A latent consolidation phase in auditory identification learning: Time in the awake state is sufficient. Learn Mem, 12, 159-164.
    • (2005) Learn Mem , vol.12 , pp. 159-164
    • Roth, D.A.E.1    Kishon-Rabin, L.2    Hildesheimer, M.3
  • 47
    • 0022108240 scopus 로고
    • Some effects of training on the perception of degraded speech
    • Schwab, E. C., Nusbaum, H. C., & Pisoni, D. B. (1985). Some effects of training on the perception of degraded speech. Hum Factors, 27, 395-408.
    • (1985) Hum Factors , vol.27 , pp. 395-408
    • Schwab, E.C.1    Nusbaum, H.C.2    Pisoni, D.B.3
  • 48
    • 0014289069 scopus 로고
    • Identification of talker sex from isolated, voiceless fricatives
    • Schwartz, M. (1968). Identification of talker sex from isolated, voiceless fricatives. J Acoust Soc Am, 43, 1178.
    • (1968) J Acoust Soc Am , vol.43 , pp. 1178
    • Schwartz, M.1
  • 49
    • 58149395348 scopus 로고    scopus 로고
    • Development of a large-item environmental sound test and the effects of short-term training with spectrally-degraded stimuli
    • Shafiro, V. (2008). Development of a large-item environmental sound test and the effects of short-term training with spectrally-degraded stimuli. Ear Hear, 29, 775-790.
    • (2008) Ear Hear , vol.29 , pp. 775-790
    • Shafiro, V.1
  • 50
    • 0028823541 scopus 로고
    • Speech recognition with primary temporal cues
    • Shannon, R. V., Zeng, F., Kamath, V., et al. (1995). Speech recognition with primary temporal cues. Science, 270, 303-304.
    • (1995) Science , vol.270 , pp. 303-304
    • Shannon, R.V.1    Zeng, F.2    Kamath, V.3
  • 51
    • 0037034899 scopus 로고    scopus 로고
    • Chimaeric sounds reveal dichotomies in auditory perception
    • Smith, Z. M., Delgutte, B., & Oxenham, A. J. (2002). Chimaeric sounds reveal dichotomies in auditory perception. Nature, 416, 87-90.
    • (2002) Nature , vol.416 , pp. 87-90
    • Smith, Z.M.1    Delgutte, B.2    Oxenham, A.J.3
  • 52
    • 34247468300 scopus 로고    scopus 로고
    • Frequency map for the human cochlear spiral ganglion: Implications for cochlear implants
    • Stakhovskaya, O., Sridhar, D., Bonham, B. H., et al. (2007). Frequency map for the human cochlear spiral ganglion: Implications for cochlear implants. J Assoc Res Otolaryngol, 8, 220-233.
    • (2007) J Assoc Res Otolaryngol , vol.8 , pp. 220-233
    • Stakhovskaya, O.1    Sridhar, D.2    Bonham, B.H.3
  • 53
    • 0034530585 scopus 로고    scopus 로고
    • Timing and force components in bilateral transfer of learning
    • Teixeira, L. A. (2000). Timing and force components in bilateral transfer of learning. Brain Cogn, 44, 455-469.
    • (2000) Brain Cogn , vol.44 , pp. 455-469
    • Teixeira, L.A.1
  • 54
    • 0043163635 scopus 로고    scopus 로고
    • Acoustic and electrical pattern analysis of consonant perceptual cues used by cochlear implant users
    • Teoh, S. W., Neuberger, H. S., & Svirsky, M. A. (2003). Acoustic and electrical pattern analysis of consonant perceptual cues used by cochlear implant users. Audiol Neurotol, 8, 269-285.
    • (2003) Audiol Neurotol , vol.8 , pp. 269-285
    • Teoh, S.W.1    Neuberger, H.S.2    Svirsky, M.A.3
  • 55
    • 4944223077 scopus 로고    scopus 로고
    • Cochlear implantation in adults with prelingual deafness: Part II-Underlying constraints that affect audiological outcomes
    • Teoh, S.-W., Pisoni, D. B., & Miyamoto, R. T. (2004). Cochlear implantation in adults with prelingual deafness: Part II-Underlying constraints that affect audiological outcomes. Laryngoscope, 114, 1714-1719.
    • (2004) Laryngoscope , vol.114 , pp. 1714-1719
    • Teoh, S.-W.1    Pisoni, D.B.2    Miyamoto, R.T.3
  • 56
    • 23744455145 scopus 로고    scopus 로고
    • Speaker recognition with temporal cues in acoustic and electric hearing
    • Vongphoe, M., & Zeng, F. G. (2005). Speaker recognition with temporal cues in acoustic and electric hearing. J Acoust Soc Am, 118, 1055-1061.
    • (2005) J Acoust Soc Am , vol.118 , pp. 1055-1061
    • Vongphoe, M.1    Zeng, F.G.2
  • 57
    • 0022644633 scopus 로고
    • Interocular transfer of learning in the pigeon: Visual-motor integration and separation of discriminada and manipulanda
    • Watanabe, S. (1986). Interocular transfer of learning in the pigeon: Visual-motor integration and separation of discriminada and manipulanda. Behav Brain Res, 19, 227-232.
    • (1986) Behav Brain Res , vol.19 , pp. 227-232
    • Watanabe, S.1


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