D. G. Shin

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This paper concerns estunatmg the user reference clusters of a database which can be used m partltlonmg a relational database horizontally during a dlstrlbuted database design Usmg the knowledge about the data, the user queries are converted to eqmvalent queries by a proposed mference procedure The user reference clusters estimated from these revlsed(More)
PURPOSE The aim of this study is to determine whether levels of circulating free DNA (cfDNA) increase according to cancer progression, whether they are restored after surgical resection, and to evaluate cfDNA in gastric cancer patients as a useful biomarker. METHODS A case-control study design was used. Thirty gastric cancer patients and 34 healthy(More)
PURPOSE In Korea, the entire population must enroll in the national health insurance system, and those who are classified as having a lower socioeconomic status are supported by the medical aid system. The aim of this study was to evaluate the association of the medical insurance status of gastric cancer patients with their survival after gastrectomy. (More)
Urachal disease, a disorder where embryonic remnant of the cloaca and the allantois present after birth as a midline fibrous cord, is usually detected in infancy and childhood. But urachal disease in adults is rare. We report a case of a huge abscess derived from a urachal cyst in an adult. A 52-year-old man presented with peri-umbilical distension and(More)
PURPOSE We evaluated the adequacy and feasibility of a tumescent solution containing lidocaine and bupivacaine for inguinal hernia repairs. METHODS The medical records of 146 consecutive inguinal hernia patients with 157 hernia repairs using the tumescent local anesthesia technique performed by a single surgeon between September 2009 and December 2013(More)
PURPOSE We conducted this study to study the clinical correlation between the characteristics of gastric cancer and serum selenium and zinc levels. MATERIALS AND METHODS The following data were measured in the baseline serum selenium and zinc levels of 74 patients with curative gastrectomy subsequent to confirmed gastric cancer, from March 2005 to August(More)