Efficacy of combination therapy with topical fixed dose adapalene 0.1% and benzoyl peroxide 2.5% plus doxycycline 200 mg oral versus oral isotretinoin for the treatment of moderate to severe acne vulgaris. J Pak Assoc Dermatol [Internet]. 2024 Oct. 11 [cited 2026 Aug. 25];34(4):973-7. Available from: https://www.jpad.com.pk/index.php/jpad/article/view/2638