Photodynamic therapy for severe facial acne vulgaris with 5% 5-aminolevulinic acid vs 10% 5-aminolevulinic acid: A split-face randomized controlled study.
Jing ZhangXiaohui ZhangYa HeXiaoyan WuJiamin HuangHuaiqiu HuangChun LuPublished in: Journal of cosmetic dermatology (2019)
Photodynamic therapy using 10% ALA was more effective for severe acne than PDT using 5% ALA.