Jeong Jin Yong, Nam Seong Woo, Je Bo-Kyung, Choi Byung Min
Department of Thoracic and Cardiovascular Surgery, Korea University Medical Center, Ansan Hospital, Ansan-Si, Gyeonggi-Do, Korea.
Arch Dis Child Fetal Neonatal Ed. 2011 Nov;96(6):F448-9. doi: 10.1136/adc.2011.212894. Epub 2011 Jun 14.