参考文献:
[1] Ballani, Indu, and Rashmi Sarkar. “Newer Injection Points for Facial Contouring with Hyaluronic Acid Filler-Case Report.” Journal of Cosmetic Dermatology, vol. 20, no. 1, Jan. 2021, pp. 67–70, https://doi.org/10.1111/jocd.13726.
[2] Chen, Xi, et al. “Area Four Technique: An Effective Injection Approach to the Posterior Facial Frame Aesthetic Treatment with Injectable Hyaluronic Acid Fillers.” Journal of Cosmetic Dermatology, vol. 22, no. 9, Sept. 2023, pp. 2440–47, https://doi.org/10.1111/jocd.15736.