Ñanco Meléndez C, Yagnam M, Muñoz M, Contador J, Gubelin W, Chicao F, et al. Evaluation of Clinical and Ultrasound Changes With the Use of Microneedling Versus Fractional CO2 Laser in Atrophic Acne Scars. Dermatol Pract Concept [Internet]. 2024 Jul. 31 [cited 2025 Nov. 16];14(3):e2024168. Available from: https://www.dpcj.org/index.php/dpc/article/view/4062