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Breath analysis in heart failure

Research Project

Project/Area Number 15K19401
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Cardiovascular medicine
Research InstitutionFukushima Medical University (2016-2017)
National Cardiovascular Center Research Institute (2015)

Principal Investigator

Yokokawa Tetsuro  福島県立医科大学, 医学部, 博士研究員 (80748773)

Project Period (FY) 2015-04-01 – 2018-03-31
Project Status Completed (Fiscal Year 2017)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2017: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2016: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2015: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords心不全 / 呼気検査 / アセトン / 呼気アセトン / 糖尿病 / バイオマーカー / 呼気ガス
Outline of Final Research Achievements

We examined the significance of breath analysis in heart failure. Breath acetone analysis was performed in 102 patients of heart failure. As a result, hemodynamics by cardiac catheterization was associated with breath acetone concentration. Among diabetic patients, breath acetone concentration was significantly higher in patients with heart failure than patients without heart failure. Levels of breath acetone concentration were decreased after treatment in patients with acute decompensated heart failure. Breath acetone concentration is a novel non-invasive biomarker in patients with heart failure.

Report

(4 results)
  • 2017 Annual Research Report   Final Research Report ( PDF )
  • 2016 Research-status Report
  • 2015 Research-status Report
  • Research Products

    (38 results)

All 2018 2017 2016 2015

All Journal Article (17 results) (of which Int'l Joint Research: 2 results,  Peer Reviewed: 17 results,  Open Access: 14 results,  Acknowledgement Compliant: 5 results) Presentation (21 results) (of which Int'l Joint Research: 4 results)

  • [Journal Article] Associations between acylcarnitine to free carnitine ratio and adverse prognosis in heart failure patients with reduced or preserved ejection fraction.2018

    • Author(s)
      Yoshihisa A, Watanabe S, Yokokawa T, Misaka T, Sato T, Suzuki S, Oikawa M, Kobayashi A, Takeishi Y
    • Journal Title

      ESC Heart Failure

      Volume: 4 Issue: 3 Pages: 360-364

    • DOI

      10.1002/ehf2.12176

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Impact of nutritional indices on mortality in patients with heart failure.2018

    • Author(s)
      Yoshihisa A, Kanno Y, Watanabe S, Yokokawa T, Abe S, Miyata M, Sato T, Suzuki S, Oikawa M, Kobayashi A, Yamaki T, Kunii H, Nakazato K, Suzuki H, Ishida T, Takeishi Y:
    • Journal Title

      Open Heart

      Volume: 5 Issue: 1 Pages: e000730-e000730

    • DOI

      10.1136/openhrt-2017-000730

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Elevated exhaled acetone concentration in stage C heart failure patients with diabetes mellitus2017

    • Author(s)
      Yokokawa T, Sato T, Suzuki S, Oikawa M, Yoshihisa A, Kobayashi A, Yamaki T, Kunii H, Nakazato K, Suzuki H, Saitoh S, Ishida T, Shimouchi A, Takeishi Y
    • Journal Title

      BMC Cardiovasc Disord

      Volume: 17 Issue: 1 Pages: 280-280

    • DOI

      10.1186/s12872-017-0713-0

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Change of Exhaled Acetone Concentration in a Diabetic Patient with Acute Decompensated Heart Failure2017

    • Author(s)
      Yokokawa T, Ichijo Y, Houtsuki Y, Matsumoto Y, Oikawa M, Yoshihisa A, Sugimoto K, Nakazato K, Suzuki H, Saitoh S, Shimouchi A, Takeishi Y
    • Journal Title

      International Heart Journal

      Volume: 58 Issue: 5 Pages: 828-830

    • DOI

      10.1536/ihj.16-556

    • NAID

      130006179204

    • ISSN
      1349-2365, 1349-3299
    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Clinical impact of the presence of macrophages in endomyocardial biopsies of patients with dilated cardiomyopathy.2017

    • Author(s)
      Nakayama T, Sugano Y, et al.
    • Journal Title

      Eur J Heart Fail.

      Volume: 19 Issue: 4 Pages: 490-498

    • DOI

      10.1002/ejhf.767

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] Liver fibrosis score predicts mortality in heart failure patients with preserved ejection fraction.2017

    • Author(s)
      Yoshihisa A, Sato Y, Yokokawa T, Sato T, Suzuki S, Oikawa M, Kobayashi A, Yamaki T, Kunii H, Nakazato K, Saitoh SI, Takeishi Y
    • Journal Title

      ESC Heart Fail

      Volume: 5 Issue: 2 Pages: 162-270

    • DOI

      10.1002/ehf2.12222

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] DPP4 Inhibition Ameliorates Cardiac Function by Blocking the Cleavage of HMGB1 in Diabetic Mice After Myocardial Infarction2017

    • Author(s)
      Sato A, Suzuki S, Watanabe S, Shimizu T, Nakamura Y, Misaka T, Yokokawa T, Shishido T, Saitoh SI, Ishida T, Kubota I, Takeishi Y
    • Journal Title

      International Heart Journal

      Volume: 58 Issue: 5 Pages: 778-786

    • DOI

      10.1536/ihj.16-547

    • NAID

      130006179202

    • ISSN
      1349-2365, 1349-3299
    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Liver stiffness assessed by Fibrosis-4 index predicts mortality in patients with heart failure.2017

    • Author(s)
      Sato Y, Yoshihisa A, Kanno Y, Watanabe S, Yokokawa T, Abe S, Misaka T, sato T, Suzuki S, Oikawa M, Kobayashi A, Yamaki T, Kunii H, Nakazato K, Saitoh S, Takeishi Y
    • Journal Title

      Open Heart

      Volume: 4 Issue: 1 Pages: e000598-e000598

    • DOI

      10.1136/openhrt-2017-000598

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Decreased cardiac mortality with nicorandil in patients with ischemic heart failure.2017

    • Author(s)
      Yoshihisa A, Sato Y, Watanabe S, Yokokawa T, Sato T, Suzuki S, Oikawa M, Kobayashi A, Takeishi Y
    • Journal Title

      BMC Cardiovasc Disord

      Volume: 17 Issue: 1 Pages: 141-141

    • DOI

      10.1186/s12872-017-0577-3

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Associations of acid suppressive therapy with cardiac mortality in heart failure patients.2017

    • Author(s)
      Yoshihisa A, Takiguchi M, Kanno Y, Sato A, Yokokawa T, Miura S, Abe S, Misaka T, Sato T, Suzuki S, Oikawa M, Kobayashi A, Yamaki T, Kunii H, Nakazato K, Suzuki H, Saitoh S, Takeishi Y
    • Journal Title

      J Am Heart Assoc

      Volume: 6 Issue: 5

    • DOI

      10.1161/jaha.116.005110

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Change of exhaled acetone concentration in a diabetic patient with acute decompensated heart failure2017

    • Author(s)
      Tetsuro Yokokawa, Yasuhiro Ichijo, Yu Houtsuki, Yoshiyuki Matsumoto, Masayoshi Oikawa, Akiomi Yoshihisa, Koichi Sugimoto, Kazuhiko Nakazato, Hitoshi Suzuki, Shu-ichi Saitoh, Akito Shimouchi, Yasuchika Takeishi
    • Journal Title

      International Heart Journal

      Volume: in press

    • NAID

      130006179204

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Clinical features in extremely elderly patients with heart failure2017

    • Author(s)
      Tetsuro Yokokawa, Akiomi Yoshihisa, Yuki Kanno, Takamasa Sato, Satoshi Suzuki, Tomofumi Misaka, Masayoshi Oikawa, Atsushi Kobayashi, Takayoshi Yamaki, Hiroyuki Kunii, Kazuhiko Nakazato, Hitoshi Suzuki, Shu-ichi Saitoh, Yasuchika Takeishi
    • Journal Title

      Geriatrics & Gerontology International

      Volume: in press

    • Related Report
      2016 Research-status Report
    • Peer Reviewed
  • [Journal Article] A case of acute decompensated heart failure evaluated by series of exhaled acetone concentrations as noninvasive biomarker of heart failure severity2016

    • Author(s)
      Tetsuro Yokokawa, Yasuo Sugano, Akito Shimouchi, Atsushi Shibata, Takafumi Nakayama, Takahiro Ohara, Naoya Jinno, Hideaki Kanzaki, Toshihisa Anzai
    • Journal Title

      International journal of cardiology

      Volume: 204 Pages: 112-113

    • DOI

      10.1016/j.ijcard.2015.11.173

    • Related Report
      2015 Research-status Report
    • Peer Reviewed
  • [Journal Article] Significance of myocardial tenascin-C expression in left ventricular remodelling and long-term outcome in patients with dilated cardiomyopathy.2016

    • Author(s)
      Yokokawa T, Sugano Y, et al.
    • Journal Title

      Eur J Heart Fail.

      Volume: in press Issue: 4 Pages: 375-385

    • DOI

      10.1002/ejhf.464

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Journal Article] The association between circulating anti-angiogenic isoform of vascular endothelial growth factor and clinical profiles in patients with peripheral artery disease2016

    • Author(s)
      Sato A, Yoshihisa A, Yokokawa T, Shimizu T, Nakamura Y, Misaka T, Kamioka M, Kaneshiro T, Suzuki S, Kunii H, Saitoh S, Takeishi Y
    • Journal Title

      Int J Cardiol

      Volume: 207 Pages: 368-369

    • DOI

      10.1016/j.ijcard.2016.01.189

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
  • [Journal Article] Prosthetic valve dysfunction 35 years after mitral valve replacement with a Starr-Edwards caged-disc valve2016

    • Author(s)
      Tetsuro Yokokawa, Takahiro Ohara, Seiji Takashio, Mari Sakamoto, Yuko Wada, Kenji Nakamura, Hiroyuki Takahama, Makoto Amaki, Takuya Hasegawa, Yasuo Sugano, Hideaki Kanzaki, Satoshi Yasuda, Hisao Ogawa, Tomoyuki Fujita, Junjiro Kobayashi, Yuko Okamoto, Taka-aki Matsuyama, Hatsue Ishibashi-Ueda, Toshihisa Anzai
    • Journal Title

      Internal Medicine

      Volume: 55 Pages: 479-483

    • NAID

      130005132627

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Exhaled acetone concentration is related to hemodynamic severity in patients with non-ischemic chronic heart failure2016

    • Author(s)
      Tetsuro Yokokawa, Yasuo Sugano, Akito Shimouchi, Atsushi Shibata, Naoya Jinno, Toshiyuki Nagai, Hideaki Kanzaki, Takeshi Aiba, Kengo Kusano, Mikiyasu Shirai, Yasuchika Takeishi, Satoshi Yasuda, Hisao Ogawa, Toshihisa Anzai
    • Journal Title

      Circulation journal

      Volume: 未

    • NAID

      130005147652

    • Related Report
      2015 Research-status Report
    • Peer Reviewed / Open Access / Acknowledgement Compliant
  • [Presentation] Elevated exhaled acetone concentration in stage C heart failure patients with diabetes mellitus2018

    • Author(s)
      Tetsuro Yokokawa, Takamasa Sato, Satoshi Suzuki, Masayoshi Oikawa, Akiomi Yoshihisa, Atsushi Kobayashi, Takayoshi Yamaki, Hiroyuki Kunii, Kazuhiko Nakazato, Takafumi Ishida, Akito Shimouchi, Yasuchika Takeishi
    • Organizer
      日本循環器学会
    • Related Report
      2017 Annual Research Report
  • [Presentation] Skin gas analysis in patients with cardiovascular diseases2018

    • Author(s)
      Tetsuro Yokokawa, Takamasa Sato, Satoshi Suzuki, Masayoshi Oikawa, Akiomi Yoshihisa, Atsushi Kobayashi, Takayoshi Yamaki, Hiroyuki Kunii, Kazuhiko Nakazato, Takafumi Ishida, Yasuchika Takeishi
    • Organizer
      日本循環器学会
    • Related Report
      2017 Annual Research Report
  • [Presentation] Change of exhaled acetone concentration levels in patients with acute decompensated heart failure2017

    • Author(s)
      Yokokawa T, Sato T, Suzuki S, Oikawa M, Yoshihisa A, Kobayashi A, Yamaki T, Kunii H, Nakazato K, Suzuki H, Saitoh SI, Ishida T, Shimouchi A, Takeishi Y
    • Organizer
      American Heart Association, Anaheim
    • Related Report
      2017 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 生体ガス中におけるアセトン濃度の関連要因2017

    • Author(s)
      下内章人、横川哲朗、野瀬和利、神野直哉、奥村直也、谷口健太郎、菅野康夫、安斉俊久
    • Organizer
      第9回日本安定同位体・生体ガス医学応用学会 大会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 超遅発性ステント血栓症に対して薬剤溶出性バルーンで治療し得た1例2017

    • Author(s)
      片平正隆、横川哲朗、中村裕一、清田寛
    • Organizer
      第42回日本心血管インターベンション学会
    • Related Report
      2017 Annual Research Report
  • [Presentation] 抗ミトコンドリア抗体陽性筋炎に合併した非虚血性心不全の1例2017

    • Author(s)
      片平正隆、横川哲朗、三浦俊輪、中村裕一、鈴木聡、山田慎哉、及川雅啓、竹石恭知
    • Organizer
      日本循環器学会 東北地方会
    • Related Report
      2017 Annual Research Report
  • [Presentation] Beneficial impact of nicorandil on mortality in patients with ischemic heart failure2017

    • Author(s)
      Tetsuro Yokokawa, Yu Sato, Akiomi Yoshihisa, Shunsuke Watanabe, Shunsuke Miura, Takamasa Sato, Satoshi Suzuki, Masayoshi Oikawa, Atsushi Kobayashi, Takayoshi Yamaki, Hiroyuki Kunii, Shu-ichi Saitoh, Yasuchika Takeishi
    • Organizer
      日本循環器学会
    • Related Report
      2017 Annual Research Report 2016 Research-status Report
  • [Presentation] Pericellular amyloid infiltration in biopsy-proven cardiac amyloidosis2016

    • Author(s)
      Tetsuro Yokokawa, Yasuo Sugano, Taka-aki Matsuyama, Hideaki Kanzaki, Keiko Ohta-Ogo, Yoshihiko Ikeda, Hatsue Ishibashi-Ueda, Yasuchika Takeishi, Satoshi Yasuda, Toshihisa Anzai
    • Organizer
      American Heart Association
    • Place of Presentation
      New Orleans
    • Year and Date
      2016-11-12
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research
  • [Presentation] 3.Plasma volume status predicts mortality in heart failure patients2016

    • Author(s)
      Tetsuro Yokokawa, Akiomi Yoshihisa, Yu Sato, Shunsuke Watanabe, Shunsuke Miura, Takamasa Sato, Satoshi Abe, Satoshi Suzuki, Masayoshi Oikawa, Atsushi Kobayashi, Takayoshi Yamaki, Hiroyuki Kunii, Shu-ichi Saitoh, Yasuchika Takeishi
    • Organizer
      American Heart Association
    • Place of Presentation
      New Orleans
    • Year and Date
      2016-11-12
    • Related Report
      2016 Research-status Report
    • Int'l Joint Research
  • [Presentation] Gender and prognostic significance of anemia in chronic heart failure2016

    • Author(s)
      Tetsuro Yokokawa, Akiomi Yoshihisa, Takamasa Sato, Satoshi Suzuki, Masayoshi Oikawa, Atushi Kobayashi, Takayoshi Yamaki, Hiroyuki Kunii, Kazuhiko Nakazato, Yasuchika Takeishi
    • Organizer
      日本心不全学会
    • Place of Presentation
      札幌
    • Year and Date
      2016-10-07
    • Related Report
      2016 Research-status Report
  • [Presentation] Macrophages with M2 Phenotype Contribute to Fibrotic Ventricular Remodeling in Dilated Cardiomyopathy2016

    • Author(s)
      Takafumi Nakayama, Yasuo Sugano, Masao Takigami, Tetsuro Yokokawa, Toshiyuki Nagai, Hideaki Kanzaki, Keiko Ohgoh, Takaaki Matsuyama, Yoshihiko Ikeda, Hatsue Ishibashi-Ueda, Takeshi Nakatani, Satoshi Yasuda, Hisao Ogawa, Toshihisa Anzai
    • Organizer
      日本循環器学会
    • Place of Presentation
      仙台
    • Year and Date
      2016-03-18
    • Related Report
      2015 Research-status Report
  • [Presentation] Neutrophil to Lymphocyte Ratio is Associated with Heart Failure Severity and Prognosis in Patients with Idiopathic Dilated Cardiomyopathy2016

    • Author(s)
      Nobuhiko Ueda, Yasuo Sugano, Takafumi Nakayama, Tetsuro Yokokawa, Toshiyuki Nagai, Satoshi Yasuda, Hisao Ogawa, Toshihisa Anzai
    • Organizer
      日本循環器学会
    • Place of Presentation
      仙台
    • Year and Date
      2016-03-18
    • Related Report
      2015 Research-status Report
  • [Presentation] Association between Increased CRP Level and Myocardial Immune Activation in Patients with Dilated Cardiomyopathy2016

    • Author(s)
      Masashi Koga, Yasuo Sugano, Takafumi Nakayama, Tetsuro Yokokawa, Toshiyuki Nagai, Hideaki Kanzaki, Takaaki Matsuyama, Keiko Ohgoh, Yoshihiko Ikeda, Hatsue Ishibashi-Ueda, Satoshi Yasuda, Hisao Ogawa, Toshihisa Anzai
    • Organizer
      日本循環器学会
    • Place of Presentation
      仙台
    • Year and Date
      2016-03-18
    • Related Report
      2015 Research-status Report
  • [Presentation] Hydrogen Consumption is a Noninvasive Biomarker Predicting the Severity in Patients with Chronic Heart Failure2016

    • Author(s)
      Atsushi Shibata, Yasuo Sugano, Akito Shimouchi, Tetsuro Yokokawa, Hideaki Kanzaki, Takeshi Aiba, Kengo Kusano, Mikiyasu Shirai, Satoshi Yasuda, Hisao Ogawa, Toshihisa Anzai
    • Organizer
      日本循環器学会
    • Place of Presentation
      仙台
    • Year and Date
      2016-03-18
    • Related Report
      2015 Research-status Report
  • [Presentation] Exhaled Acetone Concentration is a Noninvasive Diagnostic Biomarker Related with Disease Severity in Patients with Chronic Heart Failure2016

    • Author(s)
      Tetsuro Yokokawa, Yasuo Sugano, Akito Shimouchi, Atsushi Shibata, Hideaki Kanzaki, Takeshi Aiba, Kengo Kusano, Mikiyasu Shirai, Satoshi Yasuda, Hisao Ogawa, Toshihisa Anzai
    • Organizer
      日本循環器学会
    • Place of Presentation
      仙台
    • Year and Date
      2016-03-18
    • Related Report
      2015 Research-status Report
  • [Presentation] 病理学的に診断されたAL型アミロイドーシスにおける致死性心室性不整脈の検討2015

    • Author(s)
      横川哲朗、菅野康夫、松山高明、高潮征爾、大郷恵子、神崎秀明、池田善彦、植田初江、安斉俊久
    • Organizer
      心筋生検研究会
    • Place of Presentation
      神戸
    • Year and Date
      2015-12-11
    • Related Report
      2015 Research-status Report
  • [Presentation] Exhaled acetone concentration is a novel noninvasive biomarker related with disease severity in patients with congestive heart failure2015

    • Author(s)
      Tetsuro Yokokawa, Yasuo Sugano, Akito Shimouchi, Naoya Jinno, Mikiyasu Shirai, Satoshi Yasuda, Hisao Ogawa, Toshihisa Anzai
    • Organizer
      European Society of Cardiology
    • Place of Presentation
      London, UK
    • Year and Date
      2015-08-29
    • Related Report
      2015 Research-status Report
    • Int'l Joint Research
  • [Presentation] The relationship of myocardial tenascin-C expression with diabetes mellitus, left ventricular remodeling, and long-term prognosis in patients with dilated cardiomyopathy2015

    • Author(s)
      Tetsuro Yokokawa, Yasuo Sugano , Takafumi Nakayama , Masao Takigami , Toshiyuki Nagai , Hideaki Kanzaki , Takaaki Matsuyama , Keiko Ohgoh , Yoshihiko Ikeda , Hatsue Ishibashi-Ueda , Takeshi Nakatani , Satoshi Yasuda , Hisao Ogawa , Toshihisa Anzai
    • Organizer
      日本循環器学会
    • Place of Presentation
      大阪
    • Year and Date
      2015-04-24
    • Related Report
      2015 Research-status Report
  • [Presentation] Left ventricular wall thinning is an independent predictor of long-term prognosis in dilated cardiomyopathy2015

    • Author(s)
      Tetsuro Yokokawa, Yasuo Sugano , Takafumi Nakayama , Masao Takigami , Toshiyuki Nagai , Hideaki Kanzaki , Takaaki Matsuyama , Keiko Ohgoh , Yoshihiko Ikeda , Hatsue Ishibashi-Ueda , Takeshi Nakatani , Satoshi Yasuda , Hisao Ogawa , Toshihisa Anzai
    • Organizer
      日本循環器学会
    • Place of Presentation
      大阪
    • Year and Date
      2015-04-24
    • Related Report
      2015 Research-status Report
  • [Presentation] Poor Long-term Prognosis in Patients with Inflammatory Dilated Cardiomyopathy Diagnosed by Endomyocardial Biopsy2015

    • Author(s)
      Masao Takigami, Yasuo Sugano , Takafumi Nakayama , Tetsuro Yokokawa , Toshiyuki Nagai , Hideaki Kanzaki , Keiko Ohgoh , Takaaki Matsuyama , Yoshihiko Ikeda , Hatsue Ishibashi-Ueda , Takeshi Nakatani , Satoshi Yasuda , Hisao Ogawa , Toshihisa Anzai
    • Organizer
      日本循環器学会
    • Place of Presentation
      大阪
    • Year and Date
      2015-04-24
    • Related Report
      2015 Research-status Report
  • [Presentation] Prognostic Value of Peripheral Neutrophil to Lymphocyte Ratio in Patients with Newly-diagnosed Dilated Cardiomyopathy2015

    • Author(s)
      Nobuhiiko Ueda, Yasuo Sugano , Takafumi Nakayama , Tetsurou Yokokawa , Masao Takigami , Toshiyuki Nagai , Satoshi Yasuda , Hisao Ogawa , Toshihisa Anzai
    • Organizer
      日本循環器学会
    • Place of Presentation
      大阪
    • Year and Date
      2015-04-24
    • Related Report
      2015 Research-status Report

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Published: 2015-04-16   Modified: 2019-03-29  

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