Korean J Pain 2021; 34(3): 247-249
Published online July 1, 2021 https://doi.org/10.3344/kjp.2021.34.3.247
Copyright © The Korean Pain Society.
1Department of Anesthesiology and Pain Medicine, Seoul National University Hospital, Seoul, Korea
2Department of Anesthesiology and Pain Medicine, Seoul National University College of Medicine, Seoul, Korea
Correspondence to:Ho-Jin Lee
Department of Anesthesiology and Pain Medicine, Seoul National University College of Medicine, 101 Daehak-ro, Jongno-gu, Seoul 03080, Korea
Tel: +82-2-2072-0039, Fax: +82-2-747-8363, E-mail: email@example.com
Handling Editor: Francis S. Nahm
Received: June 3, 2021; Revised: June 7, 2021; Accepted: June 9, 2021
This is an open-access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/), which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.