| J Korean Med Sci. 2019 Mar 11;34(9):e72. English. Published online Feb 27, 2019. https://doi.org/10.3346/jkms.2019.34.e72 | |
| © 2019 The Korean Academy of Medical Sciences. | |
|
Beom Sun Chung | |
| Department of Anatomy, Ajou University School of Medicine, Suwon, Korea. | |
| Received February 27, 2019; Accepted February 27, 2019. | |
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This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (https://creativecommons.org/licenses/by- | |
See the article " | |

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Disclosure:The author has no potential conflicts of interest to disclose.