title: Author Reply.
authors.affiliation: Department of Plastic and Reconstructive Surgery, Shanghai Ninth People's Hospital affiliated to Shanghai Jiaotong University School of Medicine, Shanghai, China.
authors.forename: Sunxiang
authors.initials: S
authors.lastname: Ma
authors.affiliation: Department of Plastic and Reconstructive Surgery, Shanghai Ninth People's Hospital affiliated to Shanghai Jiaotong University School of Medicine, Shanghai, China.
authors.forename: Kaixiang
authors.initials: K
authors.lastname: Cheng
authors.affiliation: Department of Plastic and Reconstructive Surgery, Shanghai Ninth People's Hospital affiliated to Shanghai Jiaotong University School of Medicine, Shanghai, China.
authors.forename: Yang
authors.initials: Y
authors.lastname: Liu
authors.affiliation: Department of Plastic and Reconstructive Surgery, Shanghai Ninth People's Hospital affiliated to Shanghai Jiaotong University School of Medicine, Shanghai, China.
authors.forename: Fuguo
authors.initials: F
authors.lastname: Chen