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1 Preoperative Tract Dilatation for Percutaneous Nephrolithotomy
Dong Sik Choi, Joo Hyeong Oh, Yup Yoon, Bum Ha Yi, Hong Seop Shin, Joo Won Lim, Sung Koo Chang
J Korean Radiol Soc.1998;39(3):517-522.   Published online 2016 March 15     DOI: http://dx.doi.org/10.3348/jkrs.1998.39.3.517
      
2 The "Mini-Perc" Technique of Percutaneous Nephrolithotomy with a 14-Fr Peel-away Sheath: 3-year Results in 72 Patients
Yon Mi Sung, Sung Wook Choo, Seong Soo Jeon, Sung Wook Shin, Kwang Bo Park, Young Soo Do
Korean J Radiol.2006;7(1):50-56.   Published online 2006 March 31     DOI: http://dx.doi.org/10.3348/kjr.2006.7.1.50
      

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