Evaluation of Clinical and Ultrasound Changes With the Use of Microneedling Versus Fractional CO2 Laser in Atrophic Acne Scars. Dermatology Practical & Conceptual, [S. l.], v. 14, n. 3, p. e2024168, 2024. DOI: 10.5826/dpc.1403a168. Disponível em: https://www.dpcj.org/index.php/dpc/article/view/4062.. Acesso em: 14 jan. 2025.