Murali Babu, A., Shetty, V.H., Goel, S. and Eram, H. 2019. A comparative study of efficacy and safety of platelet rich plasma versus fractional co2 laser in the treatment of post acne scars. International Journal of Research in Dermatology. 5, 2 (Apr. 2019), 254–258. DOI:https://doi.org/10.18203/issn.2455-4529.IntJResDermatol20191760.