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. 2022 Feb 27;15:331–337. doi: 10.2147/CCID.S355329

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© 2022 Puaratanaarunkon and Asawanonda.

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(A) Mean brown score (B) Mean porphyrins count (C) Mean change of inflammatory acne lesion counts (D) Mean change of non-inflammatory acne lesion counts at baseline, week 1, week 2, week 4 and week 6 follow-up visit. (***P < 0.05, compared between two products, *P < 0.05, compared with baseline).