THE EFFICACY AND SAFETY STUDY OF THE COMBINED USE OF PLATELET-RICH PLASMA AND FRACTIONAL RADIOFREQUENCY ABLATION IN THE TREATMENT OF POST-ACNE SCARS Статья Blyumina V.A., Ostretsova M.N., Jardali N.A. Meditsinskiy Sovet. Remedium Group Ltd. Том 2022. 2022. С. 26-31