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• Professor, Department of Urology, Seoul National University Hospital, Seoul National University College of Medicine / 교수 (서울대학교 의과대학, 서울대학교병원)

• Director of Medical Device-Usability Testing Center (UTC), Seoul National University Hospital / 사용적합성평가실장 (혁신의료기술연구소, 서울대학교병원)

• Head of Specialized Endoluminal Endourology & Stone Center, Dept. of Urology, Seoul National University Hospital / (現) 담당교수 (비뇨내시경-결석치료 전문클리닉, 서울대학교병원 )

• Head of Kidney Stone Center, Dept. of Urology, Boramae Medical Center/ (舊)결석 내시경 센터장 (서울특별시 보라매병원)

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• Visiting Doctor, Tenon Hospital, France & Ospedale San Raffaele, Italy

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• Graduate School, Seoul National University / 서울대학교 의학대학원 박사

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• Fellowship, ​Seoul National University Hospital/ 전공의 (서울대학교 병원)

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• Residency, Seoul National University Hospital/ 레지던트 (서울대학교 병원) 

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• Internship, Asan Medical Center / 인턴(서울 아산병원)

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• President of the Asian Urological Society of Endoluminal & Technology  (AUSET) &  Organizing Head of the Endoluminal and Technology Symposium (ETS) / 회장 (아시아 내비뇨기 테크놀로지 학회)

• President of the Society of the Korean Usability test centers endorsed by the Korea Health Industry Development Institute (KHIDI) / 회장 (대한의료기기사용적합성연구회, 보건산업진흥원 후원)

• Board member of the Korean Society for Therapeutic Ultrasound (KSTU) / 홍보이사 (대한치료초음파학회)

• Member of the Urological Asian Association (UAA) 

• Expert adviser of the Medical Device Information & Technology Assistance Center

• Member of the Korean Society of Endourology & Robotics (KSER)

• Member of the Korean Urologic Association (KUA)​

• Member of the Korean Continence Society (KCS)