Hairline Adjustment by Hyaluronic Acid Injection: Experience in a Chinese Clinic

*Department of Dermatology and Venerology, West China Hospital, Sichuan University, Chengdu, Sichuan, People's Republic of China †Department of Dermatology, Sichuan Shesays Aesthetic Plastic Surgery Hospital, Chengdu, Sichuan, People's Republic of China Supported by the fundings of Post-Doctor Research Project, West China Hospital, Sichuan University (No. 2020HXBH050); China Postdoctoral Science Foundation (No. 2021M692292); National Natural Science Foundation of China (No. 82103753). The authors have indicated no significant interest with commercial supporters. Y. Li is the first/principal author, and Y. Lin is the corresponding author.