Enigmatic Smiles for Plastic Surgeons

Department of Plastic Surgery, Inha University School of Medicine, Incheon, South 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, South Korea; E-mail: [email protected] Received 9 January, 2020 Accepted 23 April, 2020 This was supported by a grant from the National Research Foundation of Korea (NRF-2020R1I1A2054761). The authors report no conflicts of interest.