aDepartment of Orthopaedic Surgery, Ewha Womans University Mokdong Hospital

bDivision of Pediatric Orthopaedics, Seoul National University Children’s Hospital

cDepartment of Orthopaedic Surgery, Seoul National University College of Medicine, Seoul, Republic of Korea

Received 19 August 2023 Accepted 6 September 2023.

Correspondence to Mi Hyun Song, MD, Department of Orthopaedic Surgery, Seoul National University College of Medicine, Division of Pediatric Orthopaedics, Seoul National University Children’s Hospital, 101 Daehang-ro Jongno-gu, Seoul 03080, Republic of Korea, Tel: +82 2 2072 4981; fax: +82 2 745 3367; e-mail: [email protected]