by 최영숙(Young Suk Choi), 이창의(Chang Eui Lee), 이영구(Young Koo Lee)
Published in The journal of the Korean Orthopaedic Association (2022)

by 윤경옥(Kyoung-Ok Yun), 배성숙(Sung-Suk Bae), 최영숙(Young-Suk Choi)
Published in 한국콘텐츠학회 논문지, 19(5) (2019)