Impact of Ureteral Access Sheath Size During Flexible Ureteroscopy Using a 6 o’clock Working Channel: A Prospective Multicenter Pilot Study
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2026
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Medicine1Department of Urology, Asan Medical Center, University of Ulsan, College of Medicine, 2Department of Urology, Severance Hospital, Urological Science Institute, Yonsei University College of Medicine, 3Department of Urology, Seoul National University College of Medicine, Seoul National University Hospital









