• Title/Summary/Keyword: Case studies

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Review on Clinical Study of Oriental Medical Treatment for Cancer in Korea (국내 한의학 암치료 임상연구 논문에 대한 고찰)

  • Kim, Jong-Han;Park, Dong-Suk;Kim, Yong-Suk;Lee, Jae-Dong
    • Journal of Acupuncture Research
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    • v.29 no.3
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    • pp.19-28
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    • 2012
  • Objectives : The aim of this study is to evaluate present clinical evidence of oriental medical treatment for cancer in Korea. Method : A search was performed in the Korean Studies Information, Korea Institute of Science and Technology Information, KoreaMed, Oriental Medicine Advanced Searching Integrated System, National Assembly Library, RISS4u, DBPIA, and Oasis using the keyword 'cancer', 'leukemia', 'malignant tumor', 'lymphoma', 'multiple myeloma', 'melanoma'. The search period spanned between Jan 1, 1980~June 30, 2011 and the results were analyzed and evaluated according to the publication date, journal, method of treatment, type of study, and the primary outcome. Randomized clinical trials (RCTs) and Non randomized clinical trial(NRCT) were reviewed separately. Result : The results yielded 133 trials during the period of Jan 1, 1980~June 30, 2011. Most of the trials were concerned with lung cancer and 94 of the trials were simple case studies or case series studies. 61 trials used herbal Formula/herbal medicine as the primary method of treatment. A total of 4 RCTs existed compared to only one NRCT. Conclusion : The use of oriental medicine for the treatment of cancer is gaining popularity in the field of medical scientific research. However most of the studies that have been published up to date are mostly case studies or case series studies, and RCT/NRCT are rare. In order to provide appropriate evidence regarding the effectiveness of oriental medicine in the treatment of cancer, more rigorous and well-designed studies are warranted.

Case Study for UPFC Installation (UPFC 설치사례 연구)

  • Choi, Jong-Yun;Hong, Soon-Wook;Lee, Hak-Sung;Yoon, Jong-Su
    • Proceedings of the KIEE Conference
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    • 2001.05a
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    • pp.297-300
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    • 2001
  • This paper describes case studies for UPFC installation, The studies include UPFC at Inez, KT, CSC at Marcy, NY, and UPFC at Kangjin, Korea. For each case, engineering about problem of power system and benefits of UPFC installation are presented. And operation policy of Kangjin UPFC will be established by engineering of power system.

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Substantive and Procedural Issues of the Lone Star Case With a Focus on the ICSID Arbitral Award (론스타 사건에 대한 실체적 및 절차적 쟁점 분석 - ICSID 중재판정을 중심으로)

  • Sok Young CHANG
    • Journal of Arbitration Studies
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    • v.33 no.1
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    • pp.23-49
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    • 2023
  • An ICSID award on Lone Star case has been rendered finally on August 31st, 2022 after almost ten years since the Lone Star Funds submitted the request for arbitration against the Republic of Korea in 2012. The Lone Star case is the first investor-state dispute settlement(ISDS) case brought against Korea, and this case, also known as "eat and run" case, has given rise to heated debates for years. Moreover, as the ICSID tribunal has ordered Korea to pay the Lone Star Funds the sum of USD 216.5 million plus interest in the award, this case has become once again the subject of controversy. Any arguments and evidence submitted by the parties in dispute have not been disclosed until recently, however, as the memorials and the award are now open to the public, it has become possible to realize the assertions of each party and the decisions of the tribunal in detail. Therefore, this paper aims at analyzing the main issues of the Lone Star case with a focus on the ICSID award. By examining the substantive and procedural issues of the case one after the other, it might be able to understand the whole picture of the case and prepare for the remaining procedures of this case and other upcoming cases as well.

A Case Study on the Analysis of Success and Fail Factors for ERP System Build-up (ERP 구축의 성공/실패요인 분석에 관한 사례연구)

  • 박종만;한상찬
    • Journal of the Korea Safety Management & Science
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    • v.2 no.4
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    • pp.71-90
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    • 2000
  • This study proposes strategical, practical guide to build up ERP system through several case studies to large company and comparative analysis of success and fail factors. Key words in paper .is in summary of previous BPR and ERP studies, try to clarify relationship between BPR and ERP, derivative seeking of practical key success factors through several real cases studies to build up ERP system which is in-house development or customization of commercial package.

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Recent Clinical Research Trends on Acupuncture Treatment of Meniere's Disease (메니에르 병의 침 치료에 관한 최근 임상 연구 동향)

  • Lee, Kyou-Young;Hong, Chul-Hee
    • The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology
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    • v.31 no.3
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    • pp.26-38
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    • 2018
  • Objectives : The purpose of this study is to investigate the possibility of applying acupuncture to the treatment of meniere's disease, which has no definite treatment methods, by analyzing the latest clinical researches about acupuncture treatment of meniere's disease. Methods : A case study and Randomized Controlled Trial (RCT) related to the acupuncture treatment of meniere's disease were searched using domestic and international thesis search engines including OASIS, CNKI, J-STAGE, PubMed. This study include acupuncture treatment and acupuncture combined with other treatments such as herbal medicine. The search was limitied to the publication date from 2000 to 2018 with free full text. Results : 17 cases were selected. There were 7 case studies in Korea, 5 case studies in China, and 5 RCT papers in China. All 12 cases reported improvement in meniere's disease and all RCT studies showed significantly higher treatment effects in the experimental group than in the control group. Conclusions : Acupuncture treatment showed significant effects for meniere's disease when applied alone or in combination with other treatments. In the future, various systematic studies should be conducted only for acupuncture treatment.

Strategic Application and Adoption of Information Systems: Case Studies of Korean Companies

  • Suh, Eui-Ho;Lee, Ki-Won;Lee, Jae-Young;Hong, Dae-Geun
    • Industrial Engineering and Management Systems
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    • v.11 no.4
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    • pp.353-370
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    • 2012
  • Korea has shown a tremendous leap in economic development in a short span of time, and the world is watching Korea's economy with keen interest. Development of industries that are implementing information systems (IS) has played a role in leading economic growth in Korea. Because of the success of Korean firms, the creation of case studies for implementing IS in Korean firms was attempted. Despite the many case studies, analysis of the motivations and results, for implementing IS as a firm's strategic purpose, was rarely conducted. Therefore, this paper investigates some Korean firms' cases studies in order to show the best practice example of implementing and adopting IS strategically. Nine cases of Korean firms' strategic use of IS were analyzed in various industry fields. Each case consists of the following four categories: company overview, background implementing IS, adoption of IS for strategic purpose, and the results of implementing IS. In order to help various companies to take an action with their IS implementation and its strategic use, implications from the cases are summarized to show how Korean firms strategically introduced IS for solving particular problems that they had faced.

A Proposal for Research Process of Botanical Drug based Clinical Traditional Korean Medicine - Historical Evidence-Based Medicine II - (한의학임상에 기초를 둔 천연물신약 연구과정에 대한 소고 - 역사적 근거 발굴부터 천연물신약 임상시험계획승인신청까지 -)

  • Eom, Seok-ki;Kim, Se-hyun;Kim, Kyung-suk;Park, Sang-jae;Eo, Wan-kyu;Choi, Won-cheol
    • Journal of Korean Medical classics
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    • v.23 no.4
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    • pp.63-102
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    • 2010
  • Purpose : To propose various types of clinical research which is feasible for botanical new drug (IND) development processes, and suggest essential steps to development of study protocol for IND. Methods : Literature-based discussions and one research group's experience is given regarding domestic act, regulation, and system. Results : In order to get an approval of IND for botanical drug in Korea there are several types of clinical research to conduct. In quality control steps for standardized medicinal herbs, case reports or case series can be conducted, and for good manufacturing practice(GMP) steps, we can conduct case reports, case series, and retrospective cohort studies. In addition, as long as we gathered good laboratory practice(GLP) data we can conduct up to quasi-experimental studies and clinical trials including investigator initiated trials. In order to conduct these studies development of study protocol is essential. First, we obtain historical evidence including target disease and indication, efficacy, safety, and endpoints by reviewing medical classics. Second, we obtain clinically and statistically important data by conducting non-clinical studies, observation studies, and quasi-experimental studies. Third, we generate research hypotheses and purposes and explore methodologies, endpoints, clinical practice guidelines, cost-effectiveness, and commercial potential. Finally, we develop study protocol with aid of biostatistician or expert in contract research organization. Discussions and conclusions : This study have obvious limitations in that most thoughts, suggestions, and proposes are from one research group's experience. Therefore, we hope to see various types of research in this topic and process from other research group as well.

Prediction Technique of Vibration Induced Settlement -On the Basis of Case Studies (지반 진동에 의한 주변침하 예측기법 사례 연구를 중심으로)

  • 김동수;이진선
    • Geotechnical Engineering
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    • v.12 no.5
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    • pp.103-116
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    • 1996
  • Man-made vibrations from traffic and construction activities are important because they may cause damage to structures. The current literature provides that damages in the urban areas were not caused by direct transmission of vibration, but rather through subsequent settlement caused by soil densification. In this paper. prediction technique of ground borne vibration induced settlement was introduced on the basis of case studies. In situ application technique of the settlement prediction model developed in laboratary was described, and the predicted settlement was compared with the measured settlement from case studies. The settlement from case studies hlatched well with the settlement calculated from the model. The parametric studies of settlement in typical urban site conditions were performed to determine the sensitive parameters and to develop reliable vibration monitoring and interpretation schemes. These demonstrated the potential usefulness of the model for the evaluation and prediction of the vibration induced in-situ settlement of sands.

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Case Studies of a Performance-Based Contract for National Highway Pavement Maintenance (성능보증제도를 적용한 일반국도 유지보수공사 시범사업)

  • Lim, Jaekyu;Kim, Yongjoo;Kim, Myeongil;Lee, Jaejun
    • International Journal of Highway Engineering
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    • v.20 no.1
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    • pp.1-8
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    • 2018
  • PURPOSES : Case studies of an asphalt-overlay project with a performance-based contract method were conducted on a national highway in Korea to evaluate the effect of the method on asphalt pavement maintenance. This study evaluated the procedure of the performance-based contract method. METHODS : In this study, an asphalt-pavement maintenance project for a national highway was assessed with a performance-based contract to investigate the advantage of the new contract procedures. This is the first trial applying the performance-based contract to a pavement-rehabilitation project in Korea. In the four case studies, the warranty period of the performance-based contract was designed for seven years. The research team monitored the construction site to compare the normal contract method with the performance-based contract method. The case studies' project sites were investigated after the end of the construction. RESULTS : Based on the limited case studies, the performance-based contract method could extend the service life of the asphalt pavement and reduce the pavement-maintenance budget because the quality control was well managed by the contractors. However, a few construction laws would be necessary to apply the performance-based contract method in the future. CONCLUSIONS : Using the performance-based contract, the construction company made great efforts to guarantee the warranty period and to apply the optimal maintenance method, based on the pavement distress condition. The contractor and the agency would need to understand the new performance-based contract system for it to be activated. Therefore, a proper education program for the performance-based contract system would be needed to educate the stakeholders regarding the procedures and their effects on the pavement management and maintenance.

A Study on the Hierarchical Instructional System Design of Software Education by School System (학교 급별 연계성 있는 소프트웨어 교육 체제 설계를 위한 연구)

  • Shin, Seungki;Bae, Youngkwon
    • Journal of The Korean Association of Information Education
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    • v.19 no.4
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    • pp.533-544
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    • 2015
  • In this study, the direction for hierarchical curriculum organization about software education in Korea was suggested in terms of overall execution of software education. The international case studies especially was conducted in order to suggest the propel educational programming language for level of students in the programming activity. In terms of the international case studies, the type of programming language was examined, which is suggested to each school level as a part of required regular curriculum. Then, the direction was supposed to suggest the instructional system organization of software education for Korea through the result of case studies. The results of case studies indicated that elementary school use the block based programming language, and text based programming languages are used from middle school.