R.G.Sharada, Babbita Sandi, and C.R.V.Narasimhalu, “A Comparative Study of Microneedling radiofrequency and Fractional co2 laser in the treatment of atrophic acne scars”, J Popl Ther Clin Pharmacol, vol. 30, no. 8, pp. 497–503, Jun. 2023.