Department of Plastic Surgery, Inha University School of Medicine, Incheon, Korea.
Address correspondence and reprint requests to Kun Hwang, MD, PhD, Department of Plastic Surgery, Inha University School of Medicine, 27 Inhang-ro, Jung-gu, Incheon 22332, Korea; E-mail: firstname.lastname@example.org
Received 20 March, 2018
Accepted 2 July, 2018
This was supported by a grant from National Research Foundation of Korea (NRF-2017R1A2B4005787).
The author reports no conflicts of interest.
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