Doan HT, Le TH, Quach TQ, et al. INVESTIGATION OF ANTI-PROPIONIBACTERIUM ACNES ACTIVITY AND ANTIOXIDANT POTENTIAL OF PARMOTREMA TINCTORUM (PARMELIACEAE) FOR FORMULATING ACNE TREATMENT CREAM. CTJUMP. 2025;(83):119-126. doi:10.58490/ctump.2025i83.3386