{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,17]],"date-time":"2025-10-17T19:30:39Z","timestamp":1760729439855},"reference-count":37,"publisher":"Japanese Circulation Society","issue":"3","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Circ J"],"published-print":{"date-parts":[[2003]]},"DOI":"10.1253\/circj.67.243","type":"journal-article","created":{"date-parts":[[2003,3,14]],"date-time":"2003-03-14T07:34:06Z","timestamp":1047627246000},"page":"243-247","source":"Crossref","is-referenced-by-count":8,"title":["New Index for Grading the Severity of Aortic Regurgitation Based on the Cross-Sectional Area of Vena Contracta Measured by Color Doppler Flow Mapping."],"prefix":"10.1253","volume":"67","author":[{"given":"Shiro","family":"Nozaki","sequence":"first","affiliation":[{"name":"Division of Clinical Laboratory, Kagawa Medical University"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Katsufumi","family":"Mizushige","sequence":"additional","affiliation":[{"name":"Second Department of Internal Medicine, Kagawa Medical University"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Tomohiko","family":"Taminato","sequence":"additional","affiliation":[{"name":"Division of Clinical Laboratory, Kagawa Medical University"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Naotsugu","family":"Obayashi","sequence":"additional","affiliation":[{"name":"Takamatsu Obayashi Hospital"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hirohide","family":"Matsuo","sequence":"additional","affiliation":[{"name":"Second Department of Internal Medicine, Kagawa Medical University"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"330","reference":[{"key":"1","doi-asserted-by":"crossref","first-page":"484","DOI":"10.1161\/01.CIR.61.3.484","volume":"61","author":"Henry WL, Bonow RO, Rosing DR, Epstein SE","year":"1980","journal-title":"Circulation","ISSN":"http:\/\/id.crossref.org\/issn\/0009-7322","issn-type":"print"},{"key":"2","doi-asserted-by":"crossref","first-page":"1949","DOI":"10.1161\/01.CIR.98.18.1949","volume":"98","author":"Bonow RO, Carabello B, de Leon AC Jr, Edmunds LH Jr, Fedderly BJ, Freed MD, et al","year":"1998","journal-title":"Circulation","ISSN":"http:\/\/id.crossref.org\/issn\/0009-7322","issn-type":"print"},{"key":"3","doi-asserted-by":"crossref","first-page":"523","DOI":"10.1161\/01.CIR.72.3.523","volume":"72","author":"Kitabatake A, Ito H, Inoue M, Tanouchi J, Ishihara K, Morita T, et al","year":"1985","journal-title":"Circulation","ISSN":"http:\/\/id.crossref.org\/issn\/0009-7322","issn-type":"print"},{"key":"4","doi-asserted-by":"crossref","first-page":"1273","DOI":"10.1016\/S0735-1097(86)80146-2","volume":"7","author":"Rokey R, Sterling LL, Zoghbi WA, Sartori MP, Limacher MC, Kuo LC, et al","year":"1986","journal-title":"J Am Coll Cardiol","ISSN":"http:\/\/id.crossref.org\/issn\/0735-1097","issn-type":"print"},{"key":"5","doi-asserted-by":"publisher","DOI":"10.1016\/0002-9149(86)90215-8"},{"key":"6","doi-asserted-by":"crossref","first-page":"998","DOI":"10.1161\/01.CIR.68.5.998","volume":"68","author":"Veyrat C, Lessana A, Abitbol G, Ameur A, Benaim R, Kalmanson D","year":"1983","journal-title":"Circulation","ISSN":"http:\/\/id.crossref.org\/issn\/0009-7322","issn-type":"print"},{"key":"7","doi-asserted-by":"publisher","DOI":"10.1016\/0002-8703(84)90416-2"},{"issue":"6","key":"8","doi-asserted-by":"crossref","first-page":"641","DOI":"10.1253\/jcj.47.641","volume":"47","author":"Nakayama N, Yoshimura S, Hara M, Teruya H, Nakatsuka T, Furuhata H","year":"1983","journal-title":"Jpn Circ J","ISSN":"http:\/\/id.crossref.org\/issn\/0047-1828","issn-type":"print"},{"issue":"4","key":"9","doi-asserted-by":"crossref","first-page":"377","DOI":"10.1253\/jcj.46.377","volume":"46","author":"Matsuo H, Morita H, Senda S, Kitabatake A, Asao M, Tanouchi J, et al","year":"1982","journal-title":"Jpn Circ J","ISSN":"http:\/\/id.crossref.org\/issn\/0047-1828","issn-type":"print"},{"key":"10","doi-asserted-by":"crossref","first-page":"515","DOI":"10.1253\/jcj.41.515","volume":"41","author":"Matsuo H, Kitabatake A, Hayashi T, Asao M, Terao Y","year":"1977","journal-title":"Jpn Circ J","ISSN":"http:\/\/id.crossref.org\/issn\/0047-1828","issn-type":"print"},{"key":"11","doi-asserted-by":"crossref","first-page":"460","DOI":"10.1161\/01.CIR.73.3.460","volume":"73","author":"Masuyama T, Kodama K, Kitabatake A, Nanto S, Sato H, Uematsu M, et al","year":"1986","journal-title":"Circulation","ISSN":"http:\/\/id.crossref.org\/issn\/0009-7322","issn-type":"print"},{"issue":"3","key":"12","doi-asserted-by":"crossref","first-page":"325","DOI":"10.1536\/ihj.25.325","volume":"25","author":"Omoto R, Yokote Y, Takamoto S, Kyo S, Ueda K, Asano H, et al","year":"1984","journal-title":"Jpn Heart J","ISSN":"http:\/\/id.crossref.org\/issn\/0021-4868","issn-type":"print"},{"key":"13","doi-asserted-by":"crossref","first-page":"857","DOI":"10.1016\/S0002-9149(84)80222-2","volume":"54","author":"Miyatake K, Okamoto M, Kinoshita N, Izumi S, Owa M, Takao S, et al","year":"1984","journal-title":"Am J Cardiol","ISSN":"http:\/\/id.crossref.org\/issn\/0002-9149","issn-type":"print"},{"issue":"7","key":"14","doi-asserted-by":"crossref","first-page":"735","DOI":"10.1253\/jcj.53.735","volume":"53","author":"MATSUMURA M","year":"1989","journal-title":"Jpn Circ J","ISSN":"http:\/\/id.crossref.org\/issn\/0047-1828","issn-type":"print"},{"key":"15","doi-asserted-by":"crossref","first-page":"1064","DOI":"10.1016\/S0894-7317(98)70158-0","volume":"11","author":"Ishii M, Jones M, Shiota T, Yamada I, Sinclair B, Heinrich RS, et al","year":"1998","journal-title":"J Am Soc Echocardiogr","ISSN":"http:\/\/id.crossref.org\/issn\/0894-7317","issn-type":"print"},{"key":"16","doi-asserted-by":"crossref","first-page":"952","DOI":"10.1016\/S0735-1097(87)80254-1","volume":"9","author":"Perry GJ, Helmcke F, Nanda NC, Byard C, Soto B","year":"1987","journal-title":"J Am Coll Cardiol","ISSN":"http:\/\/id.crossref.org\/issn\/0735-1097","issn-type":"print"},{"key":"17","doi-asserted-by":"crossref","first-page":"558","DOI":"10.1161\/01.CIR.102.5.558","volume":"102","author":"Tribouilloy CM, Enriquez-Sarano M, Bailey KR, Seward JB, Tajik AJ","year":"2000","journal-title":"Circulation","ISSN":"http:\/\/id.crossref.org\/issn\/0009-7322","issn-type":"print"},{"key":"18","doi-asserted-by":"publisher","DOI":"10.1016\/S0735-1097(01)01114-7"},{"key":"19","doi-asserted-by":"crossref","first-page":"241","DOI":"10.1177\/000331970005100308","volume":"51","author":"Mizushige K, Nozaki S, Ohmori K, Matsuo H","year":"2000","journal-title":"Angiology","ISSN":"http:\/\/id.crossref.org\/issn\/0003-3197","issn-type":"print"},{"key":"20","doi-asserted-by":"crossref","first-page":"841","DOI":"10.1161\/01.CIR.87.3.841","volume":"87","author":"Enriquez-Sarano M, Bailey KR, Seward JB, Tajik AJ, Krohn MJ, Mays JM","year":"1993","journal-title":"Circulation","ISSN":"http:\/\/id.crossref.org\/issn\/0009-7322","issn-type":"print"},{"key":"21","doi-asserted-by":"crossref","first-page":"1354","DOI":"10.1016\/0735-1097(88)92621-6","volume":"12","author":"Sahn DJ","year":"1988","journal-title":"J Am Coll Cardiol","ISSN":"http:\/\/id.crossref.org\/issn\/0735-1097","issn-type":"print"},{"key":"22","doi-asserted-by":"crossref","first-page":"1094","DOI":"10.1016\/0735-1097(91)90838-Z","volume":"17","author":"Cape EG, Yoganathan AP, Weyman AE, Levine RA","year":"1991","journal-title":"J Am Coll Cardiol","ISSN":"http:\/\/id.crossref.org\/issn\/0735-1097","issn-type":"print"},{"key":"23","doi-asserted-by":"crossref","first-page":"585","DOI":"10.1016\/0735-1097(89)90597-4","volume":"13","author":"Spain MG, Smith MD, Grayburn PA, Harlamert EA, DeMaria AN","year":"1989","journal-title":"J Am Coll Cardiol","ISSN":"http:\/\/id.crossref.org\/issn\/0735-1097","issn-type":"print"},{"key":"24","doi-asserted-by":"crossref","first-page":"1631","DOI":"10.1016\/0735-1097(89)90359-8","volume":"13","author":"Hoit B, Jones M, Eidbo E, Elias W, Sahn D","year":"1989","journal-title":"J Am Coll Cardiol","ISSN":"http:\/\/id.crossref.org\/issn\/0735-1097","issn-type":"print"},{"key":"25","doi-asserted-by":"publisher","DOI":"10.1016\/S0735-1097(98)00356-8"},{"issue":"2","key":"26","doi-asserted-by":"crossref","first-page":"443","DOI":"10.1016\/0735-1097(94)90432-4","volume":"23","year":"1994","journal-title":"J Am Coll Cardiol","ISSN":"http:\/\/id.crossref.org\/issn\/0735-1097","issn-type":"print"},{"key":"27","doi-asserted-by":"publisher","DOI":"10.1016\/S0002-9149(97)89329-0"},{"key":"28","doi-asserted-by":"crossref","first-page":"746","DOI":"10.1161\/01.CIR.91.3.746","volume":"91","author":"Mele D, Vandervoort P, Palacios I, Rivera JM, Dinsmore RE, Schwammenthal E, et al","year":"1995","journal-title":"Circulation","ISSN":"http:\/\/id.crossref.org\/issn\/0009-7322","issn-type":"print"},{"key":"29","doi-asserted-by":"crossref","first-page":"636","DOI":"10.1161\/01.CIR.95.3.636","volume":"95","author":"Hall SA, Brickner ME, Willett DL, Irani WN, Afridi I, Grayburn PA","year":"1997","journal-title":"Circulation","ISSN":"http:\/\/id.crossref.org\/issn\/0009-7322","issn-type":"print"},{"key":"30","doi-asserted-by":"crossref","first-page":"2009","DOI":"10.1161\/01.CIR.96.6.2009","volume":"96","author":"Ishii M, Jones M, Shiota T, Yamada I, Heinrich RS, Holcomb SR, et al","year":"1997","journal-title":"Circulation","ISSN":"http:\/\/id.crossref.org\/issn\/0009-7322","issn-type":"print"},{"key":"31","doi-asserted-by":"crossref","first-page":"594","DOI":"10.1161\/01.CIR.93.3.594","volume":"93","author":"Shiota T, Jones M, Yamada I, Heinrich RS, Ishii M, Sinclair B, et al","year":"1996","journal-title":"Circulation","ISSN":"http:\/\/id.crossref.org\/issn\/0009-7322","issn-type":"print"},{"key":"32","doi-asserted-by":"publisher","DOI":"10.1016\/0002-9149(94)90585-1"},{"key":"33","doi-asserted-by":"crossref","first-page":"236","DOI":"10.1136\/hrt.68.8.236","volume":"68","author":"Yeung AC, Plappert T, St John Sutton MG","year":"1992","journal-title":"Br Heart J","ISSN":"http:\/\/id.crossref.org\/issn\/0007-0769","issn-type":"print"},{"key":"34","doi-asserted-by":"crossref","first-page":"405","DOI":"10.1016\/0735-1097(90)90593-E","volume":"16","author":"Taylor AL, Eichhorn EJ, Brickner ME, Eberhart RC, Grayburn PA","year":"1990","journal-title":"J Am Coll Cardiol","ISSN":"http:\/\/id.crossref.org\/issn\/0735-1097","issn-type":"print"},{"issue":"1","key":"35","first-page":"45","volume":"3","year":"1991","journal-title":"Front Med Biol Eng","ISSN":"http:\/\/id.crossref.org\/issn\/0921-3775","issn-type":"print"},{"key":"36","doi-asserted-by":"publisher","DOI":"10.1253\/circj.66.564"},{"key":"37","doi-asserted-by":"publisher","DOI":"10.1253\/jcj.65.500"}],"container-title":["Circulation Journal"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/www.jstage.jst.go.jp\/article\/circj\/67\/3\/67_3_243\/_pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,3,25]],"date-time":"2021-03-25T03:28:32Z","timestamp":1616642912000},"score":1,"resource":{"primary":{"URL":"http:\/\/www.jstage.jst.go.jp\/article\/circj\/67\/3\/67_3_243\/_article"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2003]]},"references-count":37,"journal-issue":{"issue":"3","published-print":{"date-parts":[[2003]]}},"URL":"https:\/\/doi.org\/10.1253\/circj.67.243","relation":{},"ISSN":["1346-9843","1347-4820"],"issn-type":[{"value":"1346-9843","type":"print"},{"value":"1347-4820","type":"electronic"}],"subject":[],"published":{"date-parts":[[2003]]}}}