메뉴 건너뛰기




Volumn 23, Issue 3, 2007, Pages 354-361

Inequitable distribution of implantable cardioverter defibrillators in Ontario

Author keywords

Acute coronary syndromes; Congestive heart failure; Health policy; Implantable cardioverter defibrillator; Primary prevention

Indexed keywords

ACUTE CORONARY SYNDROMES; CONGESTIVE HEART FAILURE; HEALTH POLICY; IMPLANTABLE CARDIOVERTER DEFIBRILLATOR; PRIMARY PREVENTION;

EID: 34250769381     PISSN: 02664623     EISSN: 14716348     Source Type: Journal    
DOI: 10.1017/S0266462307070389     Document Type: Article
Times cited : (13)

References (47)
  • 1
    • 17144390677 scopus 로고    scopus 로고
    • Clinical and economic implications of the multicenter automatic defibrillator implantation trial-II
    • Al-Khatib SM, Anstrom KJ, Eisenstein EL, et al. Clinical and economic implications of the multicenter automatic defibrillator implantation trial-II. Ann Intern Med. 2005;142:593-600.
    • (2005) Ann Intern Med , vol.142 , pp. 593-600
    • Al-Khatib, S.M.1    Anstrom, K.J.2    Eisenstein, E.L.3
  • 2
    • 27644517406 scopus 로고    scopus 로고
    • Clopidogrel in Unstable Angina to Prevent Recurrent Events (CURE) Investigators. Differences in the management and prognosis of women and men who suffer from acute coronary syndromes
    • Anand SS, Xie CC, Mehta S, et al. Clopidogrel in Unstable Angina to Prevent Recurrent Events (CURE) Investigators. Differences in the management and prognosis of women and men who suffer from acute coronary syndromes. J Am Coll Cardiol. 2005;46:1845-1851.
    • (2005) J Am Coll Cardiol , vol.46 , pp. 1845-1851
    • Anand, S.S.1    Xie, C.C.2    Mehta, S.3
  • 3
    • 0036342821 scopus 로고    scopus 로고
    • A multicenter study of the coding accuracy of hospital discharge administrative data for patients admitted to cardiac care units in Ontario
    • Austin PC, Daly PA, Tu JV. A multicenter study of the coding accuracy of hospital discharge administrative data for patients admitted to cardiac care units in Ontario. Am Heart J. 2002;144:290-296.
    • (2002) Am Heart J , vol.144 , pp. 290-296
    • Austin, P.C.1    Daly, P.A.2    Tu, J.V.3
  • 4
    • 0025787006 scopus 로고
    • Differences in the use of procedures between women and men hospitalized for coronary heart disease
    • Ayanian JZ, Epstein AM. Differences in the use of procedures between women and men hospitalized for coronary heart disease. N Engl J Med. 1991;325:221-225.
    • (1991) N Engl J Med , vol.325 , pp. 221-225
    • Ayanian, J.Z.1    Epstein, A.M.2
  • 5
    • 19944429413 scopus 로고    scopus 로고
    • Sudden Cardiac Death in Heart Failure (SCD-HeFT) Investigators. Amiodarone or an implantable cardioverter- defibrillator for congestive heart failure
    • Bardy GH, Lee KL, Mark DB, et al. Sudden Cardiac Death in Heart Failure (SCD-HeFT) Investigators. Amiodarone or an implantable cardioverter- defibrillator for congestive heart failure. N Engl J Med. 2005;352:225-237.
    • (2005) N Engl J Med , vol.352 , pp. 225-237
    • Bardy, G.H.1    Lee, K.L.2    Mark, D.B.3
  • 6
    • 0027999581 scopus 로고
    • Age, race, and gender variation in the utilization of coronary artery bypass surgery and angioplasty in SHEP. SHEP 7. Cooperative Research Group. Systolic hypertension in the elderly program
    • Bearden D, Allman R, McDonald R, et al. Age, race, and gender variation in the utilization of coronary artery bypass surgery and angioplasty in SHEP. SHEP 7. Cooperative Research Group. Systolic hypertension in the elderly program. J Am Geriatr Soc. 1994;42:1143-1149.
    • (1994) J Am Geriatr Soc , vol.42 , pp. 1143-1149
    • Bearden, D.1    Allman, R.2    McDonald, R.3
  • 7
    • 0021319917 scopus 로고
    • the Multicenter Post-Infarction Research Group. The relationships among ventricular arrhythmias, left ventricular dysfunction, and mortality in the 2 years after myocardial infarction
    • Bigger JT, Fleiss JL, Kleiger R, Miller JP, Rolnitzky LM; the Multicenter Post-Infarction Research Group. The relationships among ventricular arrhythmias, left ventricular dysfunction, and mortality in the 2 years after myocardial infarction. Circulation. 1984;69:250-258.
    • (1984) Circulation , vol.69 , pp. 250-258
    • Bigger, J.T.1    Fleiss, J.L.2    Kleiger, R.3    Miller, J.P.4    Rolnitzky, L.M.5
  • 8
    • 0033576804 scopus 로고    scopus 로고
    • Buxton AE, Lee KL, Fisher JD, et al. A randomized study of the prevention of sudden death in patients with coronary artery disease. Multicenter Unsustained Tachycardia Trial Investigators. N Engl J Med. 1999;341:1882-1890. [Erratum, N Engl J Med. 2000;342:1300].
    • Buxton AE, Lee KL, Fisher JD, et al. A randomized study of the prevention of sudden death in patients with coronary artery disease. Multicenter Unsustained Tachycardia Trial Investigators. N Engl J Med. 1999;341:1882-1890. [Erratum, N Engl J Med. 2000;342:1300].
  • 9
    • 34250755724 scopus 로고    scopus 로고
    • Cardiac Care Network of Ontario. Advisory panel regarding prophylactic ICDs and resynchronization therapy for management of patients with left ventricular dysfunction and heart failure. Final report and recommendation. February, 2004. Available at: http://www.ccn.on.ca/publications/ Final_ICD_Resynch_Report_2Dec2002_PublicVersion.pdf. Accessed March 13, 2005.
    • Cardiac Care Network of Ontario. Advisory panel regarding prophylactic ICDs and resynchronization therapy for management of patients with left ventricular dysfunction and heart failure. Final report and recommendation. February, 2004. Available at: http://www.ccn.on.ca/publications/ Final_ICD_Resynch_Report_2Dec2002_PublicVersion.pdf. Accessed March 13, 2005.
  • 11
    • 0034696531 scopus 로고    scopus 로고
    • Canadian Implantable Defibrillator Study (CIDS): A randomized trial of the implantable cardioverter defibrillator against amiodarone
    • Connolly SJ, Gent M, Roberts RS, et al. Canadian Implantable Defibrillator Study (CIDS): A randomized trial of the implantable cardioverter defibrillator against amiodarone. Circulation. 2000;101:1297-1302.
    • (2000) Circulation , vol.101 , pp. 1297-1302
    • Connolly, S.J.1    Gent, M.2    Roberts, R.S.3
  • 12
    • 0037453152 scopus 로고    scopus 로고
    • Implantable cardioverter defibrillators in primary and secondary prevention: A systematic review of randomized, controlled trials
    • Ezekowitz JA, Armstrong PW, McAllaster FA. Implantable cardioverter defibrillators in primary and secondary prevention: A systematic review of randomized, controlled trials. Ann Intern Med. 2003;138:445-452.
    • (2003) Ann Intern Med , vol.138 , pp. 445-452
    • Ezekowitz, J.A.1    Armstrong, P.W.2    McAllaster, F.A.3
  • 13
    • 27444447722 scopus 로고    scopus 로고
    • Who needs a defibrillator? The beat goes on
    • Fisher JD. Who needs a defibrillator? The beat goes on. J Am Coll Cardiol. 2005;46:1727-1728.
    • (2005) J Am Coll Cardiol , vol.46 , pp. 1727-1728
    • Fisher, J.D.1
  • 14
    • 24044461109 scopus 로고    scopus 로고
    • Prevention of sudden cardiac death from ventricular arrhythmia: Epidemiology
    • Gardner MJ, Leather R, Teo K. Prevention of sudden cardiac death from ventricular arrhythmia: Epidemiology. Can J Cardiol. 2000;26(Suppl C):10C-12C.
    • (2000) Can J Cardiol , vol.26 , Issue.SUPPL. C
    • Gardner, M.J.1    Leather, R.2    Teo, K.3
  • 15
    • 0037150081 scopus 로고    scopus 로고
    • Alberta Provincial Project for Outcome Assessment in Coronary Heart Disease (APPROACH) Investigators. Sex differences in access to coronary revascularization after cardiac catheterization: Importance of detailed clinical data
    • Ghali WA, Faris PD, Galbraith PD, et al. Alberta Provincial Project for Outcome Assessment in Coronary Heart Disease (APPROACH) Investigators. Sex differences in access to coronary revascularization after cardiac catheterization: Importance of detailed clinical data. Ann Intern Med. 2002;136:723-732.
    • (2002) Ann Intern Med , vol.136 , pp. 723-732
    • Ghali, W.A.1    Faris, P.D.2    Galbraith, P.D.3
  • 16
    • 0029990650 scopus 로고    scopus 로고
    • Gender and ethnic differences in hospital-based procedure utilization in California
    • Giacomini MK. Gender and ethnic differences in hospital-based procedure utilization in California. Arch Intern Med. 1996;156:1217-1224.
    • (1996) Arch Intern Med , vol.156 , pp. 1217-1224
    • Giacomini, M.K.1
  • 17
    • 10044271050 scopus 로고    scopus 로고
    • Prophylactic implantable cardioverter-defibrillators after myocardial infarction - not for everyone
    • Gillis AM. Prophylactic implantable cardioverter-defibrillators after myocardial infarction - not for everyone. N Engl J Med. 2004;351:2540-2542.
    • (2004) N Engl J Med , vol.351 , pp. 2540-2542
    • Gillis, A.M.1
  • 18
    • 0037365985 scopus 로고    scopus 로고
    • Inner City Toronto Time Trends Working Group. Socio-economic misclassification in Ontario's Health Care Registry
    • Glazier RH, Creatore MI, Agha MM, Steele LS. Inner City Toronto Time Trends Working Group. Socio-economic misclassification in Ontario's Health Care Registry. Can J Public Health. 2003;94:140-143.
    • (2003) Can J Public Health , vol.94 , pp. 140-143
    • Glazier, R.H.1    Creatore, M.I.2    Agha, M.M.3    Steele, L.S.4
  • 19
    • 0037032209 scopus 로고    scopus 로고
    • ACC/AHA/NASPE 2002 guideline update for implantation of cardiac pacemakers and antiarrhythmia devices: Summary article: A report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (ACC/AHA/NASPE Committee to Update the 1998 Pacemaker Guidelines)
    • Gregoratos G, Abrams J, Epstein AE, et al. ACC/AHA/NASPE 2002 guideline update for implantation of cardiac pacemakers and antiarrhythmia devices: Summary article: A report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (ACC/AHA/NASPE Committee to Update the 1998 Pacemaker Guidelines). J Am Coll Cardiol. 2002;40:1703-1719.
    • (2002) J Am Coll Cardiol , vol.40 , pp. 1703-1719
    • Gregoratos, G.1    Abrams, J.2    Epstein, A.E.3
  • 20
    • 0042308432 scopus 로고    scopus 로고
    • Racial disparity in cardiac procedures and mortality among long-term survivors of cardiac arrest
    • Groeneveld PW, Heidenreich PA, Garber AM. Racial disparity in cardiac procedures and mortality among long-term survivors of cardiac arrest. Circulation. 2003;108:286-291.
    • (2003) Circulation , vol.108 , pp. 286-291
    • Groeneveld, P.W.1    Heidenreich, P.A.2    Garber, A.M.3
  • 21
    • 11144244092 scopus 로고    scopus 로고
    • Trends in implantable cardioverter-defibrillator racial disparity: The importance of geography
    • Groeneveld PW, Heidenreich PA, Garber AM. Trends in implantable cardioverter-defibrillator racial disparity: The importance of geography. J Am Coll Cardiol. 2005;45:72-78.
    • (2005) J Am Coll Cardiol , vol.45 , pp. 72-78
    • Groeneveld, P.W.1    Heidenreich, P.A.2    Garber, A.M.3
  • 22
    • 0345269974 scopus 로고    scopus 로고
    • Heart failure after myocardial infarction: Prevalence of preserved left ventricular systolic function in the community
    • Hellermann JP, Jacobsen SJ, Reeder SJ, et al. Heart failure after myocardial infarction: Prevalence of preserved left ventricular systolic function in the community. Am Heart J. 2003;145:742-748.
    • (2003) Am Heart J , vol.145 , pp. 742-748
    • Hellermann, J.P.1    Jacobsen, S.J.2    Reeder, S.J.3
  • 23
    • 10044246134 scopus 로고    scopus 로고
    • The DINAMIT Investigators. Prophylactic use of an implantable cardioverterdefibrillator after acute myocardial infarction
    • Hohnloser SH, Kuck KH, Dorian P, et al. The DINAMIT Investigators. Prophylactic use of an implantable cardioverterdefibrillator after acute myocardial infarction. N Engl J Med. 2004;351:2481-2488.
    • (2004) N Engl J Med , vol.351 , pp. 2481-2488
    • Hohnloser, S.H.1    Kuck, K.H.2    Dorian, P.3
  • 24
    • 24944530004 scopus 로고    scopus 로고
    • Hunt SA. ACC/AHA 2005 guideline update for the diagnosis and management of chronic heart failure in the adult: Summary article: A report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to Update the 2001 Guidelines for the Evaluation and Management of Heart Failure). J Am Coll Cardiol. 2005;46:1116-1143.
    • Hunt SA. ACC/AHA 2005 guideline update for the diagnosis and management of chronic heart failure in the adult: Summary article: A report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to Update the 2001 Guidelines for the Evaluation and Management of Heart Failure). J Am Coll Cardiol. 2005;46:1116-1143.
  • 25
  • 26
    • 2942612187 scopus 로고    scopus 로고
    • Implantable defibrillators and sudden cardiac death
    • Josephson ME, Wellens HJ. Implantable defibrillators and sudden cardiac death. Circulation. 2004;109:2685-2691.
    • (2004) Circulation , vol.109 , pp. 2685-2691
    • Josephson, M.E.1    Wellens, H.J.2
  • 27
    • 30744466392 scopus 로고    scopus 로고
    • Howmany patients with heart failure are eligible for cardiac resynchronization? Insights from two prospective cohorts
    • McAlister FA, Tu JV, Newman A, et al. Howmany patients with heart failure are eligible for cardiac resynchronization? Insights from two prospective cohorts. Eur Heart J. 2005;27:323-329.
    • (2005) Eur Heart J , vol.27 , pp. 323-329
    • McAlister, F.A.1    Tu, J.V.2    Newman, A.3
  • 28
  • 29
    • 34250715608 scopus 로고    scopus 로고
    • Implantable cardioverter defibrillator - prophylactic use
    • Medical Advisory Secretariat, Ontario Ministry of Health and Long-Term Care, June, Available at:, Accessed March 13
    • Medical Advisory Secretariat, Ontario Ministry of Health and Long-Term Care . Implantable cardioverter defibrillator - prophylactic use. Health technology scientific literature review. June 2003. Available at: http://www.health.gov.on.ca/english/providers/program/mas/reviews/ review_icd_0703.html. Accessed March 13, 2005.
    • (2003) Health technology scientific literature review
  • 30
    • 0006918490 scopus 로고    scopus 로고
    • Multicenter Automatic Defibrillator Implantation Trial Investigators. Improved survival with an implanted defibrillator in patients with coronary disease at high risk for ventricular arrhythmia
    • Moss AJ, Hall WJ, Cannom DS, et al. Multicenter Automatic Defibrillator Implantation Trial Investigators. Improved survival with an implanted defibrillator in patients with coronary disease at high risk for ventricular arrhythmia. N Engl J Med. 1996;335:1933-1940.
    • (1996) N Engl J Med , vol.335 , pp. 1933-1940
    • Moss, A.J.1    Hall, W.J.2    Cannom, D.S.3
  • 31
    • 0037149716 scopus 로고    scopus 로고
    • Multicenter Automatic Defibrillator Implantation Trial II Investigators. Prophylactic implantation of a defibrillator in patients with myocardial infarction and reduced ejection fraction
    • Moss AJ, Zareba W, Hall WJ, et al. Multicenter Automatic Defibrillator Implantation Trial II Investigators. Prophylactic implantation of a defibrillator in patients with myocardial infarction and reduced ejection fraction. N Engl J Med. 2002;346:877-883.
    • (2002) N Engl J Med , vol.346 , pp. 877-883
    • Moss, A.J.1    Zareba, W.2    Hall, W.J.3
  • 32
    • 0026565763 scopus 로고
    • Sudden cardiac death. Structure, function, and time-dependence of risk
    • Myerburg RJ, Kessler KM, Castellanos A. Sudden cardiac death. Structure, function, and time-dependence of risk. Circulation. 1992;85(Suppl):I2- I10.
    • (1992) Circulation , vol.85 , Issue.SUPPL.
    • Myerburg, R.J.1    Kessler, K.M.2    Castellanos, A.3
  • 33
    • 0027735322 scopus 로고
    • How far is it to the nearest hospital? Calculating distances using the Statistics Canada postal code conversion file
    • Ng E, Wilkins R, Perras A. How far is it to the nearest hospital? Calculating distances using the Statistics Canada postal code conversion file. Health Rep. 1993;5:179-188.
    • (1993) Health Rep , vol.5 , pp. 179-188
    • Ng, E.1    Wilkins, R.2    Perras, A.3
  • 34
    • 0037253167 scopus 로고    scopus 로고
    • Determinants of geographic variations in pacemakers and implantable cardioverter defibrillator implantation rates
    • Ovsyshcher IE, Furman S. Determinants of geographic variations in pacemakers and implantable cardioverter defibrillator implantation rates. Pacing Clin Electrophysiol. 2003;26:474-478.
    • (2003) Pacing Clin Electrophysiol , vol.26 , pp. 474-478
    • Ovsyshcher, I.E.1    Furman, S.2
  • 35
    • 14644420850 scopus 로고    scopus 로고
    • Inequity of use of implantable cardioverter defibrillators in England: Retrospective analysis
    • Parkes J, Chase DL, Grace A, Cunningham D, Roderick PJ. Inequity of use of implantable cardioverter defibrillators in England: Retrospective analysis. BMJ. 2005;330:454-455.
    • (2005) BMJ , vol.330 , pp. 454-455
    • Parkes, J.1    Chase, D.L.2    Grace, A.3    Cunningham, D.4    Roderick, P.J.5
  • 36
    • 17144400324 scopus 로고    scopus 로고
    • Preventing sudden cardiac death: Can we afford the benefit?
    • Pauker SG, Estes NAM, Salem DN. Preventing sudden cardiac death: Can we afford the benefit? Ann Intern Med. 2005;142:664-666.
    • (2005) Ann Intern Med , vol.142 , pp. 664-666
    • Pauker, S.G.1    Estes, N.A.M.2    Salem, D.N.3
  • 37
    • 25844509466 scopus 로고    scopus 로고
    • Cost-effectiveness of implantable cardioverter-defibrillators
    • Sanders GD, Hlatky MA, Owens DK. Cost-effectiveness of implantable cardioverter-defibrillators. N Engl J Med. 2005;353:1471-1480.
    • (2005) N Engl J Med , vol.353 , pp. 1471-1480
    • Sanders, G.D.1    Hlatky, M.A.2    Owens, D.K.3
  • 38
    • 0035797854 scopus 로고    scopus 로고
    • Canadian Implantable Defibrillator Study (CIDS) Investigators. Effect of clinical risk stratification of cost-effectiveness of the implantable cardioverter-defibrillator: The Canadian Implantable Defibrillator Study
    • Sheldon R, O'Brien BJ, Blackhouse G, et al. Canadian Implantable Defibrillator Study (CIDS) Investigators. Effect of clinical risk stratification of cost-effectiveness of the implantable cardioverter-defibrillator: The Canadian Implantable Defibrillator Study. Circulation. 2001;104:1622-1626.
    • (2001) Circulation , vol.104 , pp. 1622-1626
    • Sheldon, R.1    O'Brien, B.J.2    Blackhouse, G.3
  • 39
    • 0028208665 scopus 로고
    • Implantable cardioverter defibrillator compared with antiarrhythmic drug treatment in cardiac arrest survivors (the Cardiac Arrest Study Hamburg)
    • Siebels J, Kuck KH. Implantable cardioverter defibrillator compared with antiarrhythmic drug treatment in cardiac arrest survivors (the Cardiac Arrest Study Hamburg) Am Heart J. 1994;127:1139-1144.
    • (1994) Am Heart J , vol.127 , pp. 1139-1144
    • Siebels, J.1    Kuck, K.H.2
  • 40
    • 20544436649 scopus 로고    scopus 로고
    • Valsartan in Acute Myocardial Infarction Trial (VALIANT) Investigators. Sudden death in patients with myocardial infarction and left ventricular dysfunction, heart failure, or both
    • Solomon SD, Zelenkifske S, McMurray JJV, et al. Valsartan in Acute Myocardial Infarction Trial (VALIANT) Investigators. Sudden death in patients with myocardial infarction and left ventricular dysfunction, heart failure, or both. N Engl J Med. 2005;352:2581-2588.
    • (2005) N Engl J Med , vol.352 , pp. 2581-2588
    • Solomon, S.D.1    Zelenkifske, S.2    McMurray, J.J.V.3
  • 41
    • 9844224486 scopus 로고    scopus 로고
    • A comparison of antiarrhythmic drug therapy with implantable defibrillators in patients resuscitated from near-fatal ventricular arrhythmias
    • The Antiarrhythmic versus Implantable Defibrillators (AVID) Investigators
    • The Antiarrhythmic versus Implantable Defibrillators (AVID) Investigators. A comparison of antiarrhythmic drug therapy with implantable defibrillators in patients resuscitated from near-fatal ventricular arrhythmias. N Engl J Med. 1997;337:1576-1583.
    • (1997) N Engl J Med , vol.337 , pp. 1576-1583
  • 42
    • 34250704473 scopus 로고    scopus 로고
    • Use of the implantable cardiac defibrillator (ICD) at the McGill University Health Centre (MUHC)
    • The Technology Assessment Unit of the McGill University Health Centre, September, Available at:, Accessed March 13
    • The Technology Assessment Unit of the McGill University Health Centre. Use of the implantable cardiac defibrillator (ICD) at the McGill University Health Centre (MUHC). A technology assessment. September 2003. Available at: http://upload.mcgill.ca/tau/icd.pdf. Accessed March 13, 2005.
    • (2003) A technology assessment
  • 43
    • 34250736499 scopus 로고    scopus 로고
    • Tu JV, Donovan LR, Austin PC, et al. Quality of cardiac care in Ontario. Phase I. Report 2. Toronto: Institute for Clinical Evaluative Sciences; 2005.
    • Tu JV, Donovan LR, Austin PC, et al. Quality of cardiac care in Ontario. Phase I. Report 2. Toronto: Institute for Clinical Evaluative Sciences; 2005.
  • 44
    • 34250717624 scopus 로고    scopus 로고
    • Tu JV, Donovan LR, Lee DS, et al. Quality of cardiac care in Ontario. Phase I. Report 1. Toronto: Institute for Clinical Evaluative Sciences; 2004.
    • Tu JV, Donovan LR, Lee DS, et al. Quality of cardiac care in Ontario. Phase I. Report 1. Toronto: Institute for Clinical Evaluative Sciences; 2004.
  • 45
    • 4143125564 scopus 로고    scopus 로고
    • Utilization of implantable cardioverter-defibrillators in survivors of cardiac arrest in the United States from 1996 to 2001
    • Voigt A, Ezzeddine R, Barrington W, et al. Utilization of implantable cardioverter-defibrillators in survivors of cardiac arrest in the United States from 1996 to 2001. J Am Coll Cardiol. 2004;44:855-858.
    • (2004) J Am Coll Cardiol , vol.44 , pp. 855-858
    • Voigt, A.1    Ezzeddine, R.2    Barrington, W.3
  • 46
    • 1542724422 scopus 로고    scopus 로고
    • Time dependence of mortality and defibrillator benefit after myocardial infarction
    • Wilbur DJ, Zareba W, Hall WJ, et al. Time dependence of mortality and defibrillator benefit after myocardial infarction. Circulation. 2004;109:1082-1084.
    • (2004) Circulation , vol.109 , pp. 1082-1084
    • Wilbur, D.J.1    Zareba, W.2    Hall, W.J.3
  • 47


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.