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( Jin Park ),( Yong Sun Cho ),( Ki Hun Song ),( Jong Sun Lee ),( Seok Kweon Yun ),( Han Uk Kim ) 대한피부과학회 2011 Annals of Dermatology Vol.23 No.3
Basal cell carcinoma (BCC) is one of the most commonly diagnosed malignant skin tumors and develops characteristically on sun-exposed areas, such as the head and neck. Ultraviolet light exposure is an important etiologic factor in BCCs, and BCCs arising from non-sun- exposed areas are, therefore, very rare. In particular, the axilla, nipple, the genital and perianal areas are not likely to be exposed to ultraviolet light; thus, if BCC develops in these areas, other predisposing factors should be considered. Herein, we report a case of BCC arising on the pubic area in a 70-year-old man. We also performed a survey of the literature and discussed the 19 cases of BCC from non-sun-exposed areas reported to date in Korea.
서울의 Penicillinase Producing Neisseria gonorrhoeae 발생빈도(1998)
김재홍,김준호,반재용,이정우,황성주,정준규,정성태,강진문,조흔정,홍창의,정혜신,이한승,김이선,이봉길,이종호,선영우,한기덕,윤성필,이성훈,안종성,박석범,문승현,조항래,김형섭,류지호,황재영,박준홍,손상욱 한양대학교 의과대학 2001 한양의대 학술지 Vol.21 No.1
In recent years, gonorrhea has been pandemic and remains one of the most common STDs in the world, especially in developing countries. For the detection of a more effective therapeutic regimen and assessing the prevalence of Penicillinase Producing Neisseria gonorrhoeae(PPNG), we have been trying to study the patients who have visited the Venereal Disease Clinic of Choong-Ku Public Health Center in Seoul since 1980 by menas of the chromogenic cephalosporin method. In 1998, 93 strians of N. genorrhoeae were isolated, among which 60(64.5%) were PPNG. The prevalence of PPNG in Seoul, which had been decreased to 39% in 1996 after a peak of 74.3% in 1993, is increased to 64.5% in 1998.
한종선,이현규 조선대학교 생산기술연구소 2005 生産技術硏究 Vol.27 No.1
In the present work, dispersion morphology of particulate of Al-5%Ti-10%㎎+ N₂ composite materials prepared by casting has been studied by using optical microscope, SEM and EDAX. An attempt has been Carried out to understand the dispersion behavior and interfiacial reaction of nitride particles (TiN, AIN) in aluminum alloy melt after homogenization treatment. Al and Ti form intermetallic compounds preferably near nitride particles and tend to be distributed uniformly in matrix with the content of nitride dispersoids. Microstructural analysis of as-cast composites shows that most of nitride dispersoids are observed at grain boundary. but a parts of them are distributed inside the grain.
樹木의 水分特性에 關한 生理 ·生態學的 解析(XI) : 落葉 闊葉澍 21種의 分枝部의 氷分通導性의 比較
韓相燮,金宣憙,李明鐘 江原大學校 附設 環境硏究所 1998 環境硏究 Vol.15 No.-
이 硏究는 우리 나라 主要 落葉 關葉樹 21種에 대하여 分枝部(branch junctions)의 相對水分通導性(relative conductivity, RC), leaf specific conductivity(LSC), Huber value(HV), specific conduc-tivity(SC) 등의 水分通導性(hydraulic conductivity, HC), 그리고 邊材部의 平均 導管直徑(㎛)과 導管數(No./m㎡) 등을 測定하여 分枝部의 水分通導 This study was performed to compare the characteristics of hydraulic conductivity such as relative conductivity(RC), leaf specific conductivity(LSC) , Huber value(HV), specific conductivity(SC), anddiameter of vessels(㎛) and number of vessels(No. /㎟) in branch junctions of the twenty-one decidu-ous broad-leaved species. The hydraulic conductivities of branch junctions decreased with increasing junction angle between stem and branch, and with decreasing diameter of branch, The RC and LSC of branch junctions related to branching types(ㅏ, Y, Ψ type) were much lower in ㅏ and Ψ types than in Y type, The diameter and number of vessels remarkably reduced in branch junctions as compared with the stem and branch.
한상훈,김종선,변흠필 한국 항공대학교 항공산업기술연구소 1998 航空宇宙産業技術硏究所 硏究誌 Vol.8 No.-
본 연구에서는 압전작동기를 이용한 원판형 진행파 초음파 모터에 대한 동역학적 모델과 성능분석을 수행하였다. 초음파 모터는 거의 대부분이 모터가 사용될 용도에 따라 그 외경의 크기가 미리 정해지므로 이러한 기본 제원이 설정된 후 해석적 모델을 이용한 모터변수 선정 및 동특성 해석에 관한 수치적 예를 보였다. 고정자의 자유 진동해석과 압전작동기에 의해 가진된 강제진동해석, 고정자산의 모델, 고정자와 회전자와의 접촉특성모델들을 통해 고정자의 진동형상, 고유진동수, 고정자산의 배열, 회전속도, 전달토크, 응답특성등 모터의 동특성과 성능특성을 수치적으로 연구하였다. This paper deals with the dynamic analysis and the performance prediction of a piezoelectric annular traveling wave ultrasonic motor. The vibrational characteristics of the stator plate is studied based on the laminated plate theory and the rotor is modeled as a rigid plate. It is also studied some relations between the mechanism of friction, the pressure distribution and other driving factors using Hertzian contact theory. The transient and steady state characteristics of the motor such as natural frequencies mod shapes, speed characteristics, driving torque, etc, are studied and compared with the other research works through the numerical analysis.
악성 점막하 종양과의 구별이 어려웠던 Gastritis Cystica Profunda 1예
선제형,박진석,한민석,김수항,김우진,박인형,이숭,유종선,박찬국 朝鮮大學校 附設 醫學硏究所 2006 The Medical Journal of Chosun University Vol.31 No.3
Gastritis cystica profunda (GCP) is a rare disease characterized by gastric foveolae elongation along with hyperplasia and cystic dilatation of the gastric glands extending into the tissue beneath the submucosa. GCP mainly develops at the gastroenterostomy stoma but can arise in a stomach that has not undergone surgery. The proposed pathogenesis is related to chronic inflammation, ischemia and the presence of a foreign body. GCP may present as a submucosal tumor, Polyp or a giant gastric mucosal fold. Endoscopic ultrasonography (EUS) is an effective diagnostic method for differentiating GCP from protruding and elevated gastric lesions. We report a case of GCP along with the endoscopic and EUS findings that were indistinguishable from a malignant submucosal tumor.
한재숙,한경필,성선향,조연숙,박경숙,김현옥,정종기 동아시아식생활학회 2000 동아시아식생활학회지 Vol.10 No.6
The purpose of this study was to survey the awareness and use for traditional foods of housewives in Kyong-buk area. The results were as follows : Residental areas were city(43.9%) and the county(56.1%). Region were divided as the north resources circle(28.3%), the east coast circle (21.0%), the middle west circle (21.7%), and the south city circle (29.0%). The performance degree of times and seasons of the year customs was Seolnal, Chuseuk, Daeboreum and Dongji in order. Preparation foods of Seolnal were deukguk, vegetablejeon, fishjeon, namul and gangjeung in order. Preparation foods of Chaseuk were songpeon, vegetablejeon, namul, fishjeon and fruits in order. The country foods were sikhae, muk, pumpkin, golbangiguk, yakga and potato in order.
한현종,황지선,신종현,이찬식 대한건축학회 2003 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.23 No.2
Since「the Act on Private Participation in Infrastructure(PPD)」was established in 1998, a number of projects have been procured by private-sector-initiatived system for infrastructure development. However, there are many shortcomings in the procedure of selecting project promoter for the domestic-PPI projects due to deficient regulations, lack of investment appetites, necessary skills and experiences, etc. An improved promoter selection procedure is necessary to select a competent project promoter and to foster participation of the private party. The purpose of this study is to suggest a procedural model for selecting competent project promoter. This model was made by comparing our regulations and procedures with foreign nation's. The suggested model is comprised of PQ, two phased evaluation system for proposals. To manage the overall procedure well, an involvement of professional "project promoter selection team" would be highly recommended.