Yang, Shiyao Sam, MeiQi May Liau, Jun Khee Heng, Han Sim Matthias Toh, Chen Wee Derrick Aw, and Sue-Ann Ho. 2021. “The Efficacy and Safety of a 70% Glycolic Acid Peel With Vitamin C for the Treatment of Photoaging”. Journal of Surgical Dermatology 6 (1), 18-24. https://doi.org/10.18282/jsd.v6.i1.80.