Kim Ji Eun, Park Se Jin, Shin Jae Il
Department of Paediatrics, Severance Children's Hospital, Yonsei University College of Medicine, Yonsei-Ro 50, Seodaemun-Ku, C.P.O. Box 8044, Seoul, 120-752, Korea,
Rheumatol Int. 2014 May;34(5):709-10. doi: 10.1007/s00296-013-2763-7. Epub 2013 May 3.