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서성석,조미영,김미란,황경주,김영아,유희석,Seo, Seong-Seog,Jo, Mi-Yeong,Kim, Mi-Ran,Hwang, Kyung-Joo,Kim, Young-Ah,Ryu, Hee-Sug 대한생식의학회 2003 Clinical and Experimental Reproductive Medicine Vol.30 No.1
Objective : To evaluate the safety and efficacy of selective fetal reduction (SFR) and compare the outcome of twin pregnancy after SFR in multiple pregnancy induced by assisted reproductive technology (ART) with that of natural twin pregnancy. Methods : From September 1995 to March 2002 in Ajou University Hospital, SFR was performed in 79 patients whose gestational sacs were more than 3. Of these 79 patients, 47 patents resulted in twin pregnancy after SFR. SFR was performed using transvaginal intracardiac KCl injection at gestational age of $6{\sim}9$ weeks. Control group was composed of 264 patients with natural twin pregnancy, who delivered after intrauterine pregnancy at 24 weeks, from June 1994 through December 2002. We compared Obstetric and perinatal outcomes between SFR group and natural twin group. Results: Among 47 patients with twin pregnancy after SFR, 2 spontaneous abortion were occurred at intrauterine pregnancy at 8 and 19 weeks. Obstetrical and perinatal outcomes were available in 43 patients. Single intrauterine fetal death was occurred in 1 of 43 (2.3%) patients in SFR group. Incidence of preterm labor, premature rupture of membrane, preeclampsia and placenta previa were similar, but gestational diabetes mellitus (GDM) was occurred more frequently in SFR group (3 (7.0%) vs 4 (1.5%), p=0.02). Mean gestational age, mean birth weight, incidence of discordancy, use of intubation and ventilation, incidence of fetal anomaly, low (<7) Apgar score and intrauterine growth restriction were similar in both groups. Conclusion: Twin pregnancy after SFR has the increased incidence for GDM but other obstetric and perinatal outcome was similar compared with natural twin pregnancy. So SFR is a safe and effective procedure, so we suggest SFR is needed in multifetal pregnancy more than triplet.
서성석 ( Seong Seok Seo ) 부산외국어대학교 지중해연구소 2007 지중해지역연구 Vol.9 No.2
600 years have passed since the primitive shape of marine insurance contracts "Mutuum" arose in the Mediterranean area. Present insurance theories and systems are based on marine insurance law. Therefore, to understand the theory of present insurance, it is needed to understand marine insurance contract theory and law. It is known that pure insurance contracts were drawn in Tuscany in the mid 14th century, and many primitive forms of insurance contracts also existed during the middle ages. Among the primitive forms, a very unique shape of insurance contract can be found in Genoa. Some of Genoa`s insurance contracts had very unique characteristics, because they had to evade Christian law. The characteristic of Genoa`s insurance contract is that they have the "salvo et reservato" clause. If someone arrived at the proposed place safely, the contract was reserved. That kind of clause were very unusual in other Mediterranean area. The purposes of this study are to find out the meaning of the "salvo et reservato" clause in the Genoa`s insurance contracts and understand the insurance circumstances in Genoa.
서성석 ( Seong Seok Seo ) 부산외국어대학교 지중해연구소 2006 지중해지역연구 Vol.8 No.1
600 years have passed, since the primitive shape of marine insurance "Mutuum" has risen up in the mediterranean area. And it has been recognized as a "Loan Contract" which has functions of insurance. However, until now we cannot realize the concrete meaning of the contract precisely. And what made the "Mutuum" change to the pure insurance in the 15th century. Therefore, in this thesis, I make a point of understanding the real meaning of mutuum contract`s theory, and finding out the real cause of pure insurance contract`s nativity. On the process of research, I discovered a particular shape of insurance contract by chance, and I named it "insurance-loan contract". That contract has a different theory in comparison with the contents of both the former shape of mutuum and pure insurance contract of Italia in the 15th century. And the contract is used on around 13~14th century. We regard it is the new shape of contract that we haven`t met before. So, I tried to define the concrete meaning of the contract`s contents and relations of both insurer and insured. I believe this discover gives us a significant interest to understand the real process of the insurance contract`s progress on the viewpoint of historical study.