Garg, A., and S. S. Chaudhary. “Efficacy of Dermaroller on Morphology of Acne Scars: Analytical and Prospective Study”. International Journal of Research in Dermatology, vol. 3, no. 3, Aug. 2017, pp. 399-02, doi:10.18203/issn.2455-4529.IntJResDermatol20173921.