1 Division of Breast Surgery, Department of Surgery, Asan Medical Center, University of Ulsan College of Medicine, Songpa-gu, Seoul 05505, South Korea; Department of Breast Surgery, Shanghai East Hospital, Tongji University School of Medicine, Shanghai, China.
2 Department of Breast Surgery, Shanghai East Hospital, Tongji University School of Medicine, Shanghai, China.
3 Department of Plastic Surgery, Asan Medical Center, University of Ulsan College of Medicine, Songpa-gu, Seoul 05505, South Korea.
4 Division of Breast Surgery, Department of Surgery, Asan Medical Center, University of Ulsan College of Medicine, Songpa-gu, Seoul 05505, South Korea.
5 Division of Breast Surgery, Department of Surgery, Asan Medical Center, University of Ulsan College of Medicine, Songpa-gu, Seoul 05505, South Korea. Electronic address: spdoctorko@amc.seoul.kr.