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e-커머스(e-commerce) 이용자의 애착유형이 기술수용의도에 미치는 영향
최준석,김성준,권두순,Choi, Jun-seok,Kim, Seong-jun,Kwon, Do-Soon 중소기업융합학회 2021 융합정보논문지 Vol.11 No.4
모바일 또는 웹을 활용한 e-커머스 산업은 빠른 성장세에 있으며, 다양한 플랫폼 서비스 출현으로 e-커머스 산업은 혁신적인 변화를 일으키고 있다. 본 연구는 e-커머스 이용자들의 애착유형요인들에 대해 파악하고 이들 요인이 지각된 사용용이성과 지각된 유용성에 기반한 기술수용모형(Technology Acceptance Model)에 얼마만큼의 영향을 미치는지와 수용의도 간의 인과관계를 실증 연구함으로써 e-커머스 서비스에서 효과적이고 효율적인 발전방안을 제시하고자 한다. 본 연구의 연구모형을 실증적으로 검증하기 위해 e-커머스를 이용한 경험이 있는 일반인들을 대상으로 설문조사를 실시하였으며 PLS(Partial Least Squares)를 활용한 내적 일관성, 확인적 요인분석, 판별 타당성, 적합도 검증을 통해 경로분석을 실시하였다. 그 결과, 지각된 안정과 지각된 유용성 및 지각된 사용용이성 간의 유의미한 인과관계를 확인해 볼 수 있었으며 TAM과 수용의도와의 연관성을 검증해 볼 수 있었다. The e-commerce industry using mobile or web is growing rapidly, and the emergence of various platform services is causing innovative changes in the e-commerce industry. This study aims to identify the attachment types of e-commerce users and to demonstrate the relationship between the PPerceived Usefulness, and Perceived Ease of Use by TAM. In order to empirically verify the research model of this study, a survey was conducted on ordinary people with experience using e-commerce and path analysis was conducted by using PLS to analyze its Internal consistency, Confirmatory factor analysis, Discriminant validity and Goodness-of-fit verification. As a result, a significant relationship between Perceived Stability, Perceived Usefulness, and Perceived Ease of Use was identified, could verify the association with the TAM and Acceptance Intention.
호산구증다증이 동반된 맥관부종 환자에서 혈전성 미세혈관병증이 병발한
최준석 ( Jun Seok Choi ),나수영 ( Soo Young Na ),박경선 ( Kyung Sun Park ),배윤정 ( Yoon Jung Bae ),김태범 ( Tae Bum Kim ),문희범 ( Hee Bom Moon ),조유숙 ( You Sook Cho ) 대한천식알레르기학회 2010 천식 및 알레르기 Vol.30 No.1
Episodic angioedema with eosinophilia (EAE) is characterized by recurrent angioedema, fever, weight gain and eosinophilia in peripheral blood. It has been considered as a distinct clinical entity which is different from the idiopathic hypereosinophilic syndrome. In general, EAE has been known to show a good prognosis and have no internal organ involvement. A couple of recent reports show that EAE could be accompanied by serious complications such as thrombotic microangiopathy (TMA). Here, we report a complicated case of EAE which is believed to be associated with TMA for the first time in Korea. A 38-year-old Korean man initially presented with angioedema, fever, eosinophilia and weight gain which were compatible with EAE. After administration of high-dose glucocorticoids, angioedema and eosinophilia improved; however, severe hemolytic anemia caused by TMA developed suddenly on the 12th day after the medication. Therapeutic plasmapheresis was performed which led to the improvement of all his clinical manifestations. He completely recovered from EAE and hemolytic anemia associated with TMA. The patient has been periodically follow up at our outpatient clinic. (Korean J Asthma Allergy Clin Immunol 2010
말기신장병에서 Amantadine과 Escitalopram에 의한 세로토닌 증후군
최준석 ( Jun Seok Choi ),이은경 ( Eun Kyoung Lee ) 대한내과학회 2012 대한내과학회지 Vol.83 No.1
Serotonin syndrome is a potentially life-threatening adverse drug reaction caused by excessive serotonergic activity in the nervous system. It is characterized by a triad of mental status changes, autonomic hyperactivity, and neuromuscular abnormalities. Escitalopram is a selective serotonin reuptake inhibitor. Amantadine, an anti-influenza agent, is commonly used for the treatment of parkinsonism; it also has serotonergic activity, Amantadine can induce toxicity in patients with renal dysfunction because it is excreted mainly in the urine We report a rare case of serotonin syndrome in a 73-year-old woman with Parkinson`s disease, depression, and end-stage renal disease undergoing maintenance hemodialysis, She presented with confusion, myoclonus, and fever after starting escitalopram for her depression while on amantadine for parkinsonism, Based on this case, amantadine as well as escitalopram should be placed on the list of medications that can precipitate serotonin syndrome. The side effects of these drugs should be monitored, especially in end-stage renal disease.
차준희 ( Jun Hee Cha ),이종학 ( Dong Kyun Park ),박동균 ( Jong Hak Lee ),윤여창 ( Yeo Chang Youn ),최준석 ( Jun Seok Choi ) 한국산림과학회 2011 한국산림과학회지 Vol.100 No.4
Over the past 10 years, South Korea has implemented various plantation projects including the Pine Restoration Project in Tujiin Nars and the desertification prevention forestation in Lun soum. This study has evaluated the implementation feasibility on the small-scale A/R CDM projects in Mongolia through which carbon emission credits can be secured. Characteristics, pros and cons, economic feasibility, and project execution feasibility were compared among three possible sites, Khyalganat, Tujiin Nars, and Lun soum. Among the three evaluated sites, Tujiin Nars has the better condition in tree growth, economic feasibility, and the applicability of experience than the other two sites. A/R CDM project in Mongolia, which has a great environmental benefit of combating desertification, is expected to have some effectiveness such as lowering costs from credit benefit, sustainable management by villagers, contribution to communities, investor`s contribution to society and achievement of green image, and strengthening forestry cooperation between Korea and Mongolia.