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Volumn 41, Issue 2, 2010, Pages 254-265

Symptoms of specific and generalized social phobia: An examination of discriminant validity and structural relations with mood and anxiety symptoms

Author keywords

[No Author keywords available]

Indexed keywords

ADULT; ANXIETY DISORDER; ARTICLE; CONTROLLED STUDY; DEPRESSION; DISCRIMINANT VALIDITY; DISEASE ASSOCIATION; FACTORIAL ANALYSIS; FEMALE; HUMAN; INTERNAL CONSISTENCY; MALE; MENTAL PERFORMANCE; MOOD DISORDER; PREDICTION; PSYCHOLOGIC ASSESSMENT; RELIABILITY; SOCIAL INTERACTION; SOCIAL PHOBIA; STATISTICAL MODEL; SYMPTOM;

EID: 77952884618     PISSN: 00057894     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.beth.2009.04.002     Document Type: Article
Times cited : (15)

References (78)
  • 1
    • 0023732610 scopus 로고
    • The relationship between DSM-III symptoms disorders (axis I) and personality disorders (axis II) in an out patient population
    • Alnaes R., Torgersen S. The relationship between DSM-III symptoms disorders (axis I) and personality disorders (axis II) in an out patient population. Acta Psychiatrica Scandinavica 1988, 78:485-492.
    • (1988) Acta Psychiatrica Scandinavica , vol.78 , pp. 485-492
    • Alnaes, R.1    Torgersen, S.2
  • 5
    • 0002022590 scopus 로고
    • Efficient estimation via linearization in structural models
    • North-Holland, Amsterdam, P.R. Krishnaiah (Ed.)
    • Bentler P.M., Dijkstra T. Efficient estimation via linearization in structural models. Multivariate analysis VI 1985, 9-42. North-Holland, Amsterdam. P.R. Krishnaiah (Ed.).
    • (1985) Multivariate analysis VI , pp. 9-42
    • Bentler, P.M.1    Dijkstra, T.2
  • 7
    • 0029142730 scopus 로고
    • Social phobia subtype and avoidant personality disorder: Effect on severity of social phobia, impairment, and outcome of cognitive behavioral treatment
    • Brown E.J., Heimberg R.G., Juster H.R. Social phobia subtype and avoidant personality disorder: Effect on severity of social phobia, impairment, and outcome of cognitive behavioral treatment. Behavior Therapy 1995, 26:467-486.
    • (1995) Behavior Therapy , vol.26 , pp. 467-486
    • Brown, E.J.1    Heimberg, R.G.2    Juster, H.R.3
  • 9
    • 0142168882 scopus 로고    scopus 로고
    • Confirmatory factor analysis of the Penn State Worry Questionnaire: Multiple factors or method effects?
    • Brown T.A. Confirmatory factor analysis of the Penn State Worry Questionnaire: Multiple factors or method effects?. Behaviour Research and Therapy 2003, 41:1411-1426.
    • (2003) Behaviour Research and Therapy , vol.41 , pp. 1411-1426
    • Brown, T.A.1
  • 10
    • 0026586102 scopus 로고
    • Psychometric properties of the Penn State Worry Questionnaire in a clinical anxiety disorders sample
    • Brown T.A., Antony M.M., Barlow D.H. Psychometric properties of the Penn State Worry Questionnaire in a clinical anxiety disorders sample. Behaviour Research and Therapy 1992, 30:33-37.
    • (1992) Behaviour Research and Therapy , vol.30 , pp. 33-37
    • Brown, T.A.1    Antony, M.M.2    Barlow, D.H.3
  • 11
    • 76549093366 scopus 로고    scopus 로고
    • Relations among symptoms of social phobia subtypes, avoidant personality disorder, panic, and depression
    • Carter S.A., Wu K.D. Relations among symptoms of social phobia subtypes, avoidant personality disorder, panic, and depression. Behavior Therapy 2010, 41:2-13.
    • (2010) Behavior Therapy , vol.41 , pp. 2-13
    • Carter, S.A.1    Wu, K.D.2
  • 12
    • 0021633410 scopus 로고
    • Assessment of fear of fear in agoraphobics: The Body Sensations Questionnaire and the Agoraphobic Cognitions Questionnaire
    • Chambless D.L., Caputo G.C., Bright P., Gallagher R. Assessment of fear of fear in agoraphobics: The Body Sensations Questionnaire and the Agoraphobic Cognitions Questionnaire. Journal of Consulting and Clinical Psychology 1984, 52:1090-1097.
    • (1984) Journal of Consulting and Clinical Psychology , vol.52 , pp. 1090-1097
    • Chambless, D.L.1    Caputo, G.C.2    Bright, P.3    Gallagher, R.4
  • 13
    • 38949128690 scopus 로고    scopus 로고
    • Generalized social phobia and avoidant personality disorder: Meaningful distinction or useless duplication?
    • Chambless D.L., Fydrich T., Rodebaugh T.L. Generalized social phobia and avoidant personality disorder: Meaningful distinction or useless duplication?. Depression and Anxiety 2008, 25:8-19.
    • (2008) Depression and Anxiety , vol.25 , pp. 8-19
    • Chambless, D.L.1    Fydrich, T.2    Rodebaugh, T.L.3
  • 17
    • 0001781428 scopus 로고
    • A cognitive model of social phobia
    • Guilford Press, New York, R.G. Heimberg, M.R. Liebowitz, D.A. Hope, F.R. Schneier (Eds.)
    • Clark D.M., Wells A. A cognitive model of social phobia. Social phobia: Diagnosis, assessment, and treatment 1995, 69-93. Guilford Press, New York. R.G. Heimberg, M.R. Liebowitz, D.A. Hope, F.R. Schneier (Eds.).
    • (1995) Social phobia: Diagnosis, assessment, and treatment , pp. 69-93
    • Clark, D.M.1    Wells, A.2
  • 18
    • 77952887532 scopus 로고    scopus 로고
    • (in press). Manual for the Schedule for Adaptive and Nonadaptive Personality-II. Minneapolis: University of Minnesota Press.
    • Clark, L. A., Simms, L. J., Wu, K. D., & Casillas, A. (in press). Manual for the Schedule for Adaptive and Nonadaptive Personality-II. Minneapolis: University of Minnesota Press.
    • Clark, L.A.1    Simms, L.J.2    Wu, K.D.3    Casillas, A.4
  • 19
    • 0036086050 scopus 로고    scopus 로고
    • Posttraumatic stress disorder and the structure of common mental disorders
    • Cox B.J., Clara I.P., Enns M.W. Posttraumatic stress disorder and the structure of common mental disorders. Depression and Anxiety 2002, 15:168-171.
    • (2002) Depression and Anxiety , vol.15 , pp. 168-171
    • Cox, B.J.1    Clara, I.P.2    Enns, M.W.3
  • 20
    • 4444322686 scopus 로고    scopus 로고
    • The Phobic Stimuli Response Scales: A new self-report measure of fear
    • Cutshall C., Watson D. The Phobic Stimuli Response Scales: A new self-report measure of fear. Behavior Research and Therapy 2004, 42:1193-1201.
    • (2004) Behavior Research and Therapy , vol.42 , pp. 1193-1201
    • Cutshall, C.1    Watson, D.2
  • 22
    • 1242271973 scopus 로고    scopus 로고
    • Using the Penn State Worry Questionnaire to identify individuals with generalized anxiety disorder: A receiver operating characteristic analysis
    • Fresco D.M., Mennin D.S., Heimberg R.G., Turk C.L. Using the Penn State Worry Questionnaire to identify individuals with generalized anxiety disorder: A receiver operating characteristic analysis. Journal of Behavior Therapy and Experimental Psychiatry 2003, 34:283-291.
    • (2003) Journal of Behavior Therapy and Experimental Psychiatry , vol.34 , pp. 283-291
    • Fresco, D.M.1    Mennin, D.S.2    Heimberg, R.G.3    Turk, C.L.4
  • 23
    • 0025326345 scopus 로고
    • DSM-III-R subtypes of social phobia: Comparison of generalized subtypes and public speaking phobics
    • Heimberg R.G., Hope D.A., Dodge C.S., Becker R.E. DSM-III-R subtypes of social phobia: Comparison of generalized subtypes and public speaking phobics. Journal of Nervous and Mental Disease 1990, 178:172-179.
    • (1990) Journal of Nervous and Mental Disease , vol.178 , pp. 172-179
    • Heimberg, R.G.1    Hope, D.A.2    Dodge, C.S.3    Becker, R.E.4
  • 24
    • 0026604930 scopus 로고
    • Assessment of anxiety in social interaction and being observed by others: The Social Interaction Anxiety Scale and the Social Phobia Scale
    • Heimberg R.G., Mueller G.P., Holt C.S., Hope D.A., Liebowitz M.R. Assessment of anxiety in social interaction and being observed by others: The Social Interaction Anxiety Scale and the Social Phobia Scale. Behavior Therapy 1992, 23:53-73.
    • (1992) Behavior Therapy , vol.23 , pp. 53-73
    • Heimberg, R.G.1    Mueller, G.P.2    Holt, C.S.3    Hope, D.A.4    Liebowitz, M.R.5
  • 25
    • 0026719964 scopus 로고
    • Validity of the distinction between generalized social phobia and avoidant personality disorder
    • Herbert J.D., Hope D.A., Bellack A.S. Validity of the distinction between generalized social phobia and avoidant personality disorder. Journal of Abnormal Psychology 1992, 101:332-339.
    • (1992) Journal of Abnormal Psychology , vol.101 , pp. 332-339
    • Herbert, J.D.1    Hope, D.A.2    Bellack, A.S.3
  • 26
    • 6344260566 scopus 로고    scopus 로고
    • The nature and expression of social phobia: Toward a new classification
    • Hofmann S.G., Heinrichs N., Moscovitch D.A. The nature and expression of social phobia: Toward a new classification. Clinical Psychology Review 2004, 24:769-797.
    • (2004) Clinical Psychology Review , vol.24 , pp. 769-797
    • Hofmann, S.G.1    Heinrichs, N.2    Moscovitch, D.A.3
  • 27
    • 0029142448 scopus 로고
    • Social phobia with and without avoidant personality disorder: Preliminary behavior therapy outcome findings
    • Hofmann S.G., Newman M.G., Becker E., Taylor C.B., Roth W.T. Social phobia with and without avoidant personality disorder: Preliminary behavior therapy outcome findings. Journal of Anxiety Disorders 1995, 9:427-438.
    • (1995) Journal of Anxiety Disorders , vol.9 , pp. 427-438
    • Hofmann, S.G.1    Newman, M.G.2    Becker, E.3    Taylor, C.B.4    Roth, W.T.5
  • 29
    • 0026773338 scopus 로고
    • Avoidant personality disorder and the generalized subtype of social phobia
    • Holt C.S., Heimberg R.G., Hope D.A. Avoidant personality disorder and the generalized subtype of social phobia. Journal of Abnormal Psychology 1992, 101:318-325.
    • (1992) Journal of Abnormal Psychology , vol.101 , pp. 318-325
    • Holt, C.S.1    Heimberg, R.G.2    Hope, D.A.3
  • 31
    • 67650706330 scopus 로고    scopus 로고
    • Cutoff criteria for fit indices in covariance structure analysis: Conventional criteria versus new alternatives
    • Hu L., Bentler P.M. Cutoff criteria for fit indices in covariance structure analysis: Conventional criteria versus new alternatives. Structural Equation Modeling 1999, 6:1-55.
    • (1999) Structural Equation Modeling , vol.6 , pp. 1-55
    • Hu, L.1    Bentler, P.M.2
  • 33
  • 34
    • 44449094122 scopus 로고    scopus 로고
    • Generalized social anxiety disorder and avoidant personality disorder: Structural analysis and treatment outcome
    • Huppert J.D., Strunk D.R., Ledley D.R., Davidson J.R.T., Foa E.B. Generalized social anxiety disorder and avoidant personality disorder: Structural analysis and treatment outcome. Depression and Anxiety 2008, 25:441-448.
    • (2008) Depression and Anxiety , vol.25 , pp. 441-448
    • Huppert, J.D.1    Strunk, D.R.2    Ledley, D.R.3    Davidson, J.R.T.4    Foa, E.B.5
  • 35
    • 0029992784 scopus 로고    scopus 로고
    • Major depression and generalized anxiety disorder: Same genes (partly) different environments - revisited
    • Kendler K.S. Major depression and generalized anxiety disorder: Same genes (partly) different environments - revisited. British Journal of Psychiatry 1996, 168(Suppl. 30):68-75.
    • (1996) British Journal of Psychiatry , vol.168 , Issue.SUPPL. 30 , pp. 68-75
    • Kendler, K.S.1
  • 36
    • 0141567810 scopus 로고    scopus 로고
    • The structure of genetic and environmental risk factors for common psychiatric and substance use disorders in men and women
    • Kendler K.S., Prescott C.A., Myers J., Neale M.C. The structure of genetic and environmental risk factors for common psychiatric and substance use disorders in men and women. Archives of General Psychiatry 2003, 60:929-937.
    • (2003) Archives of General Psychiatry , vol.60 , pp. 929-937
    • Kendler, K.S.1    Prescott, C.A.2    Myers, J.3    Neale, M.C.4
  • 38
    • 0032867618 scopus 로고    scopus 로고
    • The structure of common mental disorders
    • Krueger R.F. The structure of common mental disorders. Archives of General Psychiatry 1999, 56:921-926.
    • (1999) Archives of General Psychiatry , vol.56 , pp. 921-926
    • Krueger, R.F.1
  • 39
    • 0034571886 scopus 로고    scopus 로고
    • Phenotypic, genetic, and nonshared environmental parallels in the structure of personality: A view from the multidimensional personality questionnaire
    • Krueger R.F. Phenotypic, genetic, and nonshared environmental parallels in the structure of personality: A view from the multidimensional personality questionnaire. Journal of Personality and Social Psychology 2000, 79:1057-1067.
    • (2000) Journal of Personality and Social Psychology , vol.79 , pp. 1057-1067
    • Krueger, R.F.1
  • 40
    • 0023063789 scopus 로고
    • Social phobia. Modern Problems in Pharmacopsychiatry
    • Liebowitz M.R. Social phobia. Modern Problems in Pharmacopsychiatry. 22 1987, 141-173.
    • (1987) 22 , pp. 141-173
    • Liebowitz, M.R.1
  • 43
    • 0031860784 scopus 로고    scopus 로고
    • Development and validation of measures of social phobia scrutiny fear and social interaction anxiety
    • Mattick R.P., Clarke J.C. Development and validation of measures of social phobia scrutiny fear and social interaction anxiety. Behaviour Research and Therapy 1998, 36:455-470.
    • (1998) Behaviour Research and Therapy , vol.36 , pp. 455-470
    • Mattick, R.P.1    Clarke, J.C.2
  • 49
    • 0034287024 scopus 로고    scopus 로고
    • Discriminant validity of the Social Phobia and Anxiety Inventory (SPAI), the Social Phobia Scale (SPS), and the Social Interaction Anxiety Scale (SIAS)
    • Peters L. Discriminant validity of the Social Phobia and Anxiety Inventory (SPAI), the Social Phobia Scale (SPS), and the Social Interaction Anxiety Scale (SIAS). Behaviour Research and Therapy 2000, 38:943-950.
    • (2000) Behaviour Research and Therapy , vol.38 , pp. 943-950
    • Peters, L.1
  • 51
    • 0034118279 scopus 로고    scopus 로고
    • The relationship of social phobia to avoidant personality disorder: A proposal to reclassify avoidant personality disorder based on clinical empirical findings
    • Reich J. The relationship of social phobia to avoidant personality disorder: A proposal to reclassify avoidant personality disorder based on clinical empirical findings. European Psychiatry 2000, 15:151-159.
    • (2000) European Psychiatry , vol.15 , pp. 151-159
    • Reich, J.1
  • 53
    • 0034523242 scopus 로고    scopus 로고
    • Avoidant personality disorder, generalized social phobia, and shyness: Putting the personality back into personality disorders
    • Rettew D.C. Avoidant personality disorder, generalized social phobia, and shyness: Putting the personality back into personality disorders. Harvard Review of Psychiatry 2000, 8:283-297.
    • (2000) Harvard Review of Psychiatry , vol.8 , pp. 283-297
    • Rettew, D.C.1
  • 54
    • 34247854777 scopus 로고    scopus 로고
    • The reverse of social anxiety is not always the opposite: The reverse-scored items of the Social Interaction Anxiety Scale do not belong
    • Rodebaugh T.L., Woods C.M., Heimberg R.G. The reverse of social anxiety is not always the opposite: The reverse-scored items of the Social Interaction Anxiety Scale do not belong. Behavior Therapy 2007, 38:192-206.
    • (2007) Behavior Therapy , vol.38 , pp. 192-206
    • Rodebaugh, T.L.1    Woods, C.M.2    Heimberg, R.G.3
  • 56
    • 0003217529 scopus 로고
    • Corrections to test statistics and standard errors in covariance structure analysis
    • Sage, Thousand Oaks, CA, A. von Eye, C.C. Clogg (Eds.)
    • Satorra A., Bentler P.M. Corrections to test statistics and standard errors in covariance structure analysis. Latent variables analysis: Applications for developmental research 1994, 399-419. Sage, Thousand Oaks, CA. A. von Eye, C.C. Clogg (Eds.).
    • (1994) Latent variables analysis: Applications for developmental research , pp. 399-419
    • Satorra, A.1    Bentler, P.M.2
  • 57
    • 0035543521 scopus 로고    scopus 로고
    • A scaled difference chi-square test statistic for moment structure analysis
    • Satorra A., Bentler P.M. A scaled difference chi-square test statistic for moment structure analysis. Psychometrika 2001, 66:507-514.
    • (2001) Psychometrika , vol.66 , pp. 507-514
    • Satorra, A.1    Bentler, P.M.2
  • 58
  • 60
    • 0018191716 scopus 로고
    • Patterning of cognitive and somatic processes in the self-regulation of anxiety: Effects of meditation versus exercise
    • Schwartz G.E., Davidson R.J., Goleman D.J. Patterning of cognitive and somatic processes in the self-regulation of anxiety: Effects of meditation versus exercise. Psychosomatic Medicine 1978, 40:321-328.
    • (1978) Psychosomatic Medicine , vol.40 , pp. 321-328
    • Schwartz, G.E.1    Davidson, R.J.2    Goleman, D.J.3
  • 61
    • 33750039954 scopus 로고    scopus 로고
    • The structure of common DSM-IV and ICD-10 mental disorders in the Australian general population
    • Slade T., Watson D. The structure of common DSM-IV and ICD-10 mental disorders in the Australian general population. Psychological Medicine 2006, 36:1593-1600.
    • (2006) Psychological Medicine , vol.36 , pp. 1593-1600
    • Slade, T.1    Watson, D.2
  • 64
    • 0035214683 scopus 로고    scopus 로고
    • Social phobia and avoidant personality disorder as related to parental history of social anxiety: A general population study
    • Tillfors M., Furmark T., Ekselius L., Fredrikson M. Social phobia and avoidant personality disorder as related to parental history of social anxiety: A general population study. Behaviour Research and Therapy 2001, 39:289-298.
    • (2001) Behaviour Research and Therapy , vol.39 , pp. 289-298
    • Tillfors, M.1    Furmark, T.2    Ekselius, L.3    Fredrikson, M.4
  • 66
    • 0028785112 scopus 로고
    • Psychopathology of social phobia: Effects of subtype and of avoidant personality disorder
    • Tran G.Q., Chambless D.L. Psychopathology of social phobia: Effects of subtype and of avoidant personality disorder. Journal of Anxiety Disorders 1995, 9:489-501.
    • (1995) Journal of Anxiety Disorders , vol.9 , pp. 489-501
    • Tran, G.Q.1    Chambless, D.L.2
  • 67
    • 0026724856 scopus 로고
    • Social phobia: A comparison of specific and generalized subtypes and avoidant personality disorder
    • Turner S.M., Beidel D.C., Townsley R.M. Social phobia: A comparison of specific and generalized subtypes and avoidant personality disorder. Journal of Abnormal Psychology 1992, 101:326-331.
    • (1992) Journal of Abnormal Psychology , vol.101 , pp. 326-331
    • Turner, S.M.1    Beidel, D.C.2    Townsley, R.M.3
  • 68
    • 0002907706 scopus 로고    scopus 로고
    • Structural equation modeling
    • Allyn & Bacon, Boston, B.G. Tabachnick, L.S. Fidell (Eds.)
    • Ullman J.B. Structural equation modeling. Using multivariate statistics 2006, 653-771. Allyn & Bacon, Boston. 5th ed. B.G. Tabachnick, L.S. Fidell (Eds.).
    • (2006) Using multivariate statistics , pp. 653-771
    • Ullman, J.B.1
  • 69
    • 33747891546 scopus 로고    scopus 로고
    • Structural equation modeling: Reviewing the basics and moving forward
    • Ullman J.B. Structural equation modeling: Reviewing the basics and moving forward. Journal of Personality Assessment 2006, 87:35-50.
    • (2006) Journal of Personality Assessment , vol.87 , pp. 35-50
    • Ullman, J.B.1
  • 70
    • 0001569796 scopus 로고    scopus 로고
    • The Penn State Worry Questionnaire and the Worry Domains Questionnaire: Structure, reliability and validity
    • Van Rijsoort S., Emmelkamp P., Vervaeke G. The Penn State Worry Questionnaire and the Worry Domains Questionnaire: Structure, reliability and validity. Clinical Psychology and Psychotherapy 1999, 6:297-307.
    • (1999) Clinical Psychology and Psychotherapy , vol.6 , pp. 297-307
    • Van Rijsoort, S.1    Emmelkamp, P.2    Vervaeke, G.3
  • 71
    • 0034622205 scopus 로고    scopus 로고
    • Generalized social phobia versus avoidant personality disorder: Differences in psychopathology, personality traits, and social and occupational functioning
    • van Velzen C.J.M., Emmelkamp P.M.G., Scholing A. Generalized social phobia versus avoidant personality disorder: Differences in psychopathology, personality traits, and social and occupational functioning. Journal of Anxiety Disorders 2000, 14:395-411.
    • (2000) Journal of Anxiety Disorders , vol.14 , pp. 395-411
    • van Velzen, C.J.M.1    Emmelkamp, P.M.G.2    Scholing, A.3
  • 73
    • 28544445005 scopus 로고    scopus 로고
    • Rethinking the mood and anxiety disorders: A quantitative hierarchical model for DSM-V
    • Watson D. Rethinking the mood and anxiety disorders: A quantitative hierarchical model for DSM-V. Journal of Abnormal Psychology 2005, 114:522-536.
    • (2005) Journal of Abnormal Psychology , vol.114 , pp. 522-536
    • Watson, D.1
  • 74
    • 77952888233 scopus 로고
    • The Mood and Anxiety Symptom Questionnaire. Unpublished manuscript, University of Iowa, Department of Psychology, Iowa City.
    • Watson, D., & Clark, L. A. (1991). The Mood and Anxiety Symptom Questionnaire. Unpublished manuscript, University of Iowa, Department of Psychology, Iowa City.
    • (1991)
    • Watson, D.1    Clark, L.A.2
  • 75
    • 0028919330 scopus 로고
    • Testing a tripartite model: II. Evaluating the symptom structure of anxiety and depression in student, adult, and patient samples
    • Watson D., Clark L.A., Weber K., Assenheimer J.S., Strauss M.E., McCormick R.A. Testing a tripartite model: II. Evaluating the symptom structure of anxiety and depression in student, adult, and patient samples. Journal of Abnormal Psychology 1995, 104:15-25.
    • (1995) Journal of Abnormal Psychology , vol.104 , pp. 15-25
    • Watson, D.1    Clark, L.A.2    Weber, K.3    Assenheimer, J.S.4    Strauss, M.E.5    McCormick, R.A.6
  • 76
    • 0026860418 scopus 로고
    • Generalized social phobia versus avoidant personality disorder: A commentary on three studies
    • Widiger T.A. Generalized social phobia versus avoidant personality disorder: A commentary on three studies. Journal of Abnormal Psychology 1992, 101:340-343.
    • (1992) Journal of Abnormal Psychology , vol.101 , pp. 340-343
    • Widiger, T.A.1
  • 78
    • 33745997391 scopus 로고    scopus 로고
    • Relations between obsessive-compulsive disorder and personality: Beyond axis I and axis II comorbidity
    • Wu K.D., Clark L.A., Watson D. Relations between obsessive-compulsive disorder and personality: Beyond axis I and axis II comorbidity. Journal of Anxiety Disorders 2006, 20:695-717.
    • (2006) Journal of Anxiety Disorders , vol.20 , pp. 695-717
    • Wu, K.D.1    Clark, L.A.2    Watson, D.3


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