Harvard Medical School, Boston, USA — Visiting Professor

Brigham and Women’s Hospital, Research Fellow — Boston, USA

Yonsei University College of Medicine, Graduate

Beth Israel Deaconess Medical Center (BIDMC), Research Fellow — Boston, USA

Hirslanden Klinik St. Anna, Lucerne, Switzerland — Clinical Fellow

Yonsei Baro Chuk Hospital — Orthopedic Surgeon

Yonsei University College of Medicine — M.D.

Severance Hospital, Department of Orthopedic Surgery — Residency

Severance Hospital, Department of Orthopedic Surgery — Fellowship

Gangnam Severance Hospital, Yonsei University — Adjunct Professor

Ilumi Plastic Surgery — Plastic Surgeon

Yonsei University College of Medicine — M.D.

Gangnam Severance Hospital, Yonsei University — Adjunct Professor

Samsung Medical Center, Seoul — Visiting Clinical Professor

Mount Sinai Hospital, New York, USA — Research Fellow