ASAN MEDICAL CENTER

BOBATH MEMORIAL HOSPITAL

CHA GANGNAM MEDICAL CENTER

EWHA WOMANS UNIVERSITY MEDICAL CENTER

KOREA UNIVERSITY ANAM HOSPITAL

SAMSUNG MEDICAL CENTER

SEOUL NATIONAL UNIVERSITY HOSPITAL

SEOUL NATIONAL UNIVERSITY BUNDANG HOSPITAL

SEOUL WOORIDUL SPINE HOSPITAL

SEVERANCE HOSPITAL, YONSEI UNIVERSITY HEALTH SYSTEM

SUN MEDICAL CENTER

THE CATHOLIC UNIVERSITY OF KOREA SEOUL ST. MARY’S HOSPITAL