1 Division of Plastic Reconstructive, Department of Otorhinolaryngology-Head and Neck Surgery, University of Indonesia Faculty of Medicine, Jakarta, Daerah Istimewa, Indonesia.
2 Division of Plastic Reconstructive, Department of Otorhinolaryngology-Head and Neck Surgery, Rumah Sakit Umum Pusat Nasional Dr Cipto Mangunkusumo, Central Jakarta, DKI Jakarta, Indonesia.