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Kim HG, Ryu SY, Joo JK, Kang H, Lee JH, Kim DY.Kim HG, et al. Among authors: ryu sy.J Korean Surg Soc. 2011 Dec;81 Suppl 1(Suppl 1):S25-9. doi: 10.4174/jkss.2011.81.Suppl1.S25. Epub 2011 Nov 25.J Korean Surg Soc. 2011.PMID: 22319733Free PMC article.
Kim HG, Kang H, Kim DY, Joo JK, Ryu SY, Lee JH.Kim HG, et al. Among authors: ryu sy.J Korean Surg Soc. 2011 Jul;81(1):19-24. doi: 10.4174/jkss.2011.81.1.19. Epub 2011 Jul 11.J Korean Surg Soc. 2011.PMID: 22066096Free PMC article.
Kim DY, Joo JK, Ryu SY, Kim YJ, Kim SK.Kim DY, et al. Among authors: ryu sy.World J Gastroenterol. 2004 Mar 1;10(5):737-40. doi: 10.3748/wjg.v10.i5.737.World J Gastroenterol. 2004.PMID: 14991950Free PMC article.
Kim DY, Park YK, Joo JK, Ryu SY, Kim YJ, Kim SK, Lee JH.Kim DY, et al. Among authors: ryu sy.ANZ J Surg. 2004 Dec;74(12):1060-4. doi: 10.1111/j.1445-1433.2004.03268.x.ANZ J Surg. 2004.PMID: 15574148
Park YK, Kim DY, Joo JK, Kim JC, Koh YS, Ryu SY, Kim YJ, Kim SK.Park YK, et al. Among authors: ryu sy.Langenbecks Arch Surg. 2005 Aug;390(4):300-5. doi: 10.1007/s00423-004-0525-4. Epub 2004 Dec 15.Langenbecks Arch Surg. 2005.PMID: 15599757
Kim DY, Joo JK, Ryu SY, Park YK, Kim YJ, Kim SK.Kim DY, et al. Among authors: ryu sy.Acta Chir Belg. 2004 Nov-Dec;104(6):677-82. doi: 10.1080/00015458.2004.11679642.Acta Chir Belg. 2004.PMID: 15663274
Kim DY, Joo JK, Park YK, Ryu SY, Kim YJ, Kim SK.Kim DY, et al. Among authors: ryu sy.Langenbecks Arch Surg. 2007 Mar;392(2):131-4. doi: 10.1007/s00423-006-0114-9. Epub 2006 Nov 7.Langenbecks Arch Surg. 2007.PMID: 17089174
Kim DY, Joo JK, Ryu SY, Park YK, Kim YJ, Kim SK.Kim DY, et al. Among authors: ryu sy.Dig Surg. 2006;23(5-6):313-8. doi: 10.1159/000097895. Epub 2006 Dec 11.Dig Surg. 2006.PMID: 17164543